Move notification_source from content/common to content/browser/public and put it into the content namespace.

BUG=98716

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@106203 0039d316-1c4b-4281-b951-d872f2087c98

45 files changed, 309 insertions, 362 deletions

diff --git a/chrome/browser/autocomplete/history_quick_provider.cc b/chrome/browser/autocomplete/history_quick_provider.cc
index 7d44257..d3f26d4 100644
--- a/chrome/browser/autocomplete/history_quick_provider.cc
+++ b/chrome/browser/autocomplete/history_quick_provider.cc
@@ -21,7 +21,7 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "googleurl/src/url_parse.h"
 #include "googleurl/src/url_util.h"
diff --git a/chrome/browser/autocomplete/keyword_provider.cc b/chrome/browser/autocomplete/keyword_provider.cc
index 1ab6fb1..a88e97d 100644
--- a/chrome/browser/autocomplete/keyword_provider.cc
+++ b/chrome/browser/autocomplete/keyword_provider.cc
@@ -17,8 +17,8 @@
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "net/base/escape.h"
 #include "net/base/net_util.h"
@@ -66,12 +66,12 @@ KeywordProvider::KeywordProvider(ACProviderListener* listener, Profile* profile)
   // suggestions are meant for us.
   registrar_.Add(this,
                  chrome::NOTIFICATION_EXTENSION_OMNIBOX_SUGGESTIONS_READY,
-                 Source<Profile>(profile->GetOriginalProfile()));
+                 content::Source<Profile>(profile->GetOriginalProfile()));
   registrar_.Add(
       this, chrome::NOTIFICATION_EXTENSION_OMNIBOX_DEFAULT_SUGGESTION_CHANGED,
-      Source<Profile>(profile->GetOriginalProfile()));
+      content::Source<Profile>(profile->GetOriginalProfile()));
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_OMNIBOX_INPUT_ENTERED,
-                 Source<Profile>(profile));
+                 content::Source<Profile>(profile));
 }
 
 KeywordProvider::KeywordProvider(ACProviderListener* listener,
@@ -441,8 +441,8 @@ AutocompleteMatch KeywordProvider::CreateAutocompleteMatch(
 }
 
 void KeywordProvider::Observe(int type,
-                              const NotificationSource& source,
-                              const NotificationDetails& details) {
+                              const content::NotificationSource& source,
+                              const content::NotificationDetails& details) {
   TemplateURLService* model =
       profile_ ? TemplateURLServiceFactory::GetForProfile(profile_) : model_;
   const AutocompleteInput& input = extension_suggest_last_input_;
@@ -475,7 +475,7 @@ void KeywordProvider::Observe(int type,
 
     case chrome::NOTIFICATION_EXTENSION_OMNIBOX_SUGGESTIONS_READY: {
       const ExtensionOmniboxSuggestions& suggestions =
-        *Details<ExtensionOmniboxSuggestions>(details).ptr();
+        *content::Details<ExtensionOmniboxSuggestions>(details).ptr();
       if (suggestions.request_id != current_input_id_)
         return;  // This is an old result. Just ignore.
 
diff --git a/chrome/browser/autofill/autofill_manager.cc b/chrome/browser/autofill/autofill_manager.cc
index f36cae8..98543e7 100644
--- a/chrome/browser/autofill/autofill_manager.cc
+++ b/chrome/browser/autofill/autofill_manager.cc
@@ -44,7 +44,7 @@
 #include "chrome/common/url_constants.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "googleurl/src/gurl.h"
 #include "grit/generated_resources.h"
 #include "ipc/ipc_message_macros.h"
@@ -569,7 +569,7 @@ void AutofillManager::OnShowAutofillDialog() {
 void AutofillManager::OnDidPreviewAutofillFormData() {
   NotificationService::current()->Notify(
       chrome::NOTIFICATION_AUTOFILL_DID_FILL_FORM_DATA,
-      Source<RenderViewHost>(tab_contents()->render_view_host()),
+      content::Source<RenderViewHost>(tab_contents()->render_view_host()),
       NotificationService::NoDetails());
 }
 
@@ -577,7 +577,7 @@ void AutofillManager::OnDidPreviewAutofillFormData() {
 void AutofillManager::OnDidFillAutofillFormData(const TimeTicks& timestamp) {
   NotificationService::current()->Notify(
       chrome::NOTIFICATION_AUTOFILL_DID_FILL_FORM_DATA,
-      Source<RenderViewHost>(tab_contents()->render_view_host()),
+      content::Source<RenderViewHost>(tab_contents()->render_view_host()),
       NotificationService::NoDetails());
 
   metric_logger_->LogUserHappinessMetric(AutofillMetrics::USER_DID_AUTOFILL);
@@ -593,7 +593,7 @@ void AutofillManager::OnDidFillAutofillFormData(const TimeTicks& timestamp) {
 void AutofillManager::OnDidShowAutofillSuggestions(bool is_new_popup) {
   NotificationService::current()->Notify(
       chrome::NOTIFICATION_AUTOFILL_DID_SHOW_SUGGESTIONS,
-      Source<RenderViewHost>(tab_contents()->render_view_host()),
+      content::Source<RenderViewHost>(tab_contents()->render_view_host()),
       NotificationService::NoDetails());
 
   if (is_new_popup) {
diff --git a/chrome/browser/autofill/personal_data_manager.cc b/chrome/browser/autofill/personal_data_manager.cc
index e92b929..aae657b 100644
--- a/chrome/browser/autofill/personal_data_manager.cc
+++ b/chrome/browser/autofill/personal_data_manager.cc
@@ -26,7 +26,7 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/browser_thread.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 
 namespace {
 
@@ -207,10 +207,11 @@ void PersonalDataManager::Shutdown() {
 }
 
 void PersonalDataManager::Observe(int type,
-                                  const NotificationSource& source,
-                                  const NotificationDetails& details) {
+                                  const content::NotificationSource& source,
+                                  const content::NotificationDetails& details) {
   DCHECK_EQ(type, chrome::NOTIFICATION_AUTOFILL_MULTIPLE_CHANGED);
-  WebDataService* web_data_service = Source<WebDataService>(source).ptr();
+  WebDataService* web_data_service =
+      content::Source<WebDataService>(source).ptr();
 
   DCHECK(web_data_service &&
          web_data_service ==
@@ -564,9 +565,10 @@ void PersonalDataManager::Init(Profile* profile) {
   LoadProfiles();
   LoadCreditCards();
 
-  notification_registrar_.Add(this,
-                              chrome::NOTIFICATION_AUTOFILL_MULTIPLE_CHANGED,
-                              Source<WebDataService>(web_data_service));
+  notification_registrar_.Add(
+      this,
+      chrome::NOTIFICATION_AUTOFILL_MULTIPLE_CHANGED,
+      content::Source<WebDataService>(web_data_service));
 }
 
 bool PersonalDataManager::IsAutofillEnabled() const {
diff --git a/chrome/browser/automation/automation_browser_tracker.cc b/chrome/browser/automation/automation_browser_tracker.cc
index f5a0873..8c4a6f4 100644
--- a/chrome/browser/automation/automation_browser_tracker.cc
+++ b/chrome/browser/automation/automation_browser_tracker.cc
@@ -5,7 +5,7 @@
 #include "chrome/browser/automation/automation_browser_tracker.h"
 
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 
 AutomationBrowserTracker::AutomationBrowserTracker(
     IPC::Message::Sender* automation)
@@ -16,10 +16,10 @@ AutomationBrowserTracker::~AutomationBrowserTracker() {}
 
 void AutomationBrowserTracker::AddObserver(Browser* resource) {
   registrar_.Add(this, chrome::NOTIFICATION_BROWSER_CLOSED,
-                 Source<Browser>(resource));
+                 content::Source<Browser>(resource));
 }
 
 void AutomationBrowserTracker::RemoveObserver(Browser* resource) {
   registrar_.Remove(this, chrome::NOTIFICATION_BROWSER_CLOSED,
-                    Source<Browser>(resource));
+                    content::Source<Browser>(resource));
 }
diff --git a/chrome/browser/automation/automation_resource_tracker.h b/chrome/browser/automation/automation_resource_tracker.h
index 1559670..b75af06 100644
--- a/chrome/browser/automation/automation_resource_tracker.h
+++ b/chrome/browser/automation/automation_resource_tracker.h
@@ -9,9 +9,9 @@
 #include <map>
 
 #include "base/basictypes.h"
-#include "content/common/notification_observer.h"
-#include "content/common/notification_registrar.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "ipc/ipc_message.h"
 
@@ -69,7 +69,7 @@ class AutomationResourceTrackerImpl {
 // close notifications.
 template <class T>
 class AutomationResourceTracker : public AutomationResourceTrackerImpl,
-                                  public NotificationObserver {
+                                  public content::NotificationObserver {
  public:
   explicit AutomationResourceTracker(IPC::Message::Sender* automation)
     : AutomationResourceTrackerImpl(automation) {}
@@ -117,14 +117,14 @@ class AutomationResourceTracker : public AutomationResourceTrackerImpl,
     return GetHandleImpl(resource);
   }
 
-  // NotificationObserver implementation--the only thing that this tracker
-  // does in response to notifications is to tell the AutomationProxy
+  // content::NotificationObserver implementation--the only thing that this
+  // tracker does in response to notifications is to tell the AutomationProxy
   // that the associated handle is now invalid.
   virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details) {
-     T resource =
-        Source<typename AutomationResourceTraits<T>::ValueType>(source).ptr();
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) {
+     T resource = content::Source<typename AutomationResourceTraits<T>::
+         ValueType>(source).ptr();
 
      CloseResource(resource);
   }
@@ -147,7 +147,7 @@ class AutomationResourceTracker : public AutomationResourceTrackerImpl,
     RemoveObserver(static_cast<T>(const_cast<void*>(resource)));
   }
 
-  NotificationRegistrar registrar_;
+  content::NotificationRegistrar registrar_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AutomationResourceTracker);
diff --git a/chrome/browser/automation/automation_tab_tracker.cc b/chrome/browser/automation/automation_tab_tracker.cc
index d8ed59a..03e3320 100644
--- a/chrome/browser/automation/automation_tab_tracker.cc
+++ b/chrome/browser/automation/automation_tab_tracker.cc
@@ -6,7 +6,7 @@
 
 #include "content/browser/tab_contents/navigation_controller.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 
 AutomationTabTracker::AutomationTabTracker(IPC::Message::Sender* automation)
     : AutomationResourceTracker<NavigationController*>(automation) {
@@ -19,38 +19,40 @@ void AutomationTabTracker::AddObserver(NavigationController* resource) {
   // This tab could either be a regular tab or an external tab
   // Register for both notifications.
   registrar_.Add(this, content::NOTIFICATION_TAB_CLOSING,
-                 Source<NavigationController>(resource));
+                 content::Source<NavigationController>(resource));
   registrar_.Add(this, chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED,
-                 Source<NavigationController>(resource));
+                 content::Source<NavigationController>(resource));
   // We also want to know about navigations so we can keep track of the last
   // navigation time.
   registrar_.Add(this, content::NOTIFICATION_LOAD_STOP,
-                 Source<NavigationController>(resource));
+                 content::Source<NavigationController>(resource));
 }
 
 void AutomationTabTracker::RemoveObserver(NavigationController* resource) {
   registrar_.Remove(this, content::NOTIFICATION_TAB_CLOSING,
-                    Source<NavigationController>(resource));
+                    content::Source<NavigationController>(resource));
   registrar_.Remove(this, chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED,
-                    Source<NavigationController>(resource));
+                    content::Source<NavigationController>(resource));
   registrar_.Remove(this, content::NOTIFICATION_LOAD_STOP,
-                    Source<NavigationController>(resource));
+                    content::Source<NavigationController>(resource));
 }
 
-void AutomationTabTracker::Observe(int type,
-                                   const NotificationSource& source,
-                                   const NotificationDetails& details) {
+void AutomationTabTracker::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   switch (type) {
     case content::NOTIFICATION_LOAD_STOP:
-      last_navigation_times_[Source<NavigationController>(source).ptr()] =
-          base::Time::Now();
+      last_navigation_times_[
+          content::Source<NavigationController>(source).ptr()] =
+              base::Time::Now();
       return;
     case chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED:
     case content::NOTIFICATION_TAB_CLOSING:
       {
         std::map<NavigationController*, base::Time>::iterator iter =
             last_navigation_times_.find(
-                Source<NavigationController>(source).ptr());
+                content::Source<NavigationController>(source).ptr());
         if (iter != last_navigation_times_.end())
           last_navigation_times_.erase(iter);
       }
diff --git a/chrome/browser/background/background_application_list_model.cc b/chrome/browser/background/background_application_list_model.cc
index c506fdd..6550ba2 100644
--- a/chrome/browser/background/background_application_list_model.cc
+++ b/chrome/browser/background/background_application_list_model.cc
@@ -19,8 +19,8 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_resource.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "ui/base/l10n/l10n_util_collator.h"
 
 class ExtensionNameComparator {
@@ -155,16 +155,16 @@ BackgroundApplicationListModel::BackgroundApplicationListModel(Profile* profile)
   DCHECK(profile_);
   registrar_.Add(this,
                  chrome::NOTIFICATION_EXTENSION_LOADED,
-                 Source<Profile>(profile));
+                 content::Source<Profile>(profile));
   registrar_.Add(this,
                  chrome::NOTIFICATION_EXTENSION_UNLOADED,
-                 Source<Profile>(profile));
+                 content::Source<Profile>(profile));
   registrar_.Add(this,
                  chrome::NOTIFICATION_EXTENSIONS_READY,
-                 Source<Profile>(profile));
+                 content::Source<Profile>(profile));
   registrar_.Add(this,
                  chrome::NOTIFICATION_EXTENSION_PERMISSIONS_UPDATED,
-                 Source<Profile>(profile));
+                 content::Source<Profile>(profile));
   ExtensionService* service = profile->GetExtensionService();
   if (service && service->is_ready())
     Update();
@@ -254,8 +254,8 @@ bool BackgroundApplicationListModel::IsBackgroundApp(
 
 void BackgroundApplicationListModel::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_EXTENSIONS_READY) {
     Update();
     return;
@@ -266,16 +266,18 @@ void BackgroundApplicationListModel::Observe(
 
   switch (type) {
     case chrome::NOTIFICATION_EXTENSION_LOADED:
-      OnExtensionLoaded(Details<Extension>(details).ptr());
+      OnExtensionLoaded(content::Details<Extension>(details).ptr());
       break;
     case chrome::NOTIFICATION_EXTENSION_UNLOADED:
-      OnExtensionUnloaded(Details<UnloadedExtensionInfo>(details)->extension);
+      OnExtensionUnloaded(
+          content::Details<UnloadedExtensionInfo>(details)->extension);
       break;
     case chrome::NOTIFICATION_EXTENSION_PERMISSIONS_UPDATED:
       OnExtensionPermissionsUpdated(
-          Details<UpdatedExtensionPermissionsInfo>(details)->extension,
-          Details<UpdatedExtensionPermissionsInfo>(details)->reason,
-          Details<UpdatedExtensionPermissionsInfo>(details)->permissions);
+          content::Details<UpdatedExtensionPermissionsInfo>(details)->extension,
+          content::Details<UpdatedExtensionPermissionsInfo>(details)->reason,
+          content::Details<UpdatedExtensionPermissionsInfo>(details)->
+              permissions);
       break;
     default:
       NOTREACHED() << "Received unexpected notification";
diff --git a/chrome/browser/bookmarks/bookmark_html_writer.cc b/chrome/browser/bookmarks/bookmark_html_writer.cc
index 1866d4d..cd50649 100644
--- a/chrome/browser/bookmarks/bookmark_html_writer.cc
+++ b/chrome/browser/bookmarks/bookmark_html_writer.cc
@@ -21,7 +21,7 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/browser/browser_thread.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "net/base/escape.h"
 #include "net/base/file_stream.h"
@@ -386,7 +386,7 @@ BookmarkFaviconFetcher::BookmarkFaviconFetcher(
   favicons_map_.reset(new URLFaviconMap());
   registrar_.Add(this,
                  chrome::NOTIFICATION_PROFILE_DESTROYED,
-                 Source<Profile>(profile_));
+                 content::Source<Profile>(profile_));
 }
 
 BookmarkFaviconFetcher::~BookmarkFaviconFetcher() {
@@ -402,9 +402,10 @@ void BookmarkFaviconFetcher::ExportBookmarks() {
     ExecuteWriter();
 }
 
-void BookmarkFaviconFetcher::Observe(int type,
-                                     const NotificationSource& source,
-                                     const NotificationDetails& details) {
+void BookmarkFaviconFetcher::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   if (chrome::NOTIFICATION_PROFILE_DESTROYED == type && fetcher != NULL) {
     MessageLoop::current()->DeleteSoon(FROM_HERE, fetcher);
     fetcher = NULL;
diff --git a/chrome/browser/bookmarks/bookmark_storage.cc b/chrome/browser/bookmarks/bookmark_storage.cc
index 671fd6c..0c8ea83 100644
--- a/chrome/browser/bookmarks/bookmark_storage.cc
+++ b/chrome/browser/bookmarks/bookmark_storage.cc
@@ -16,7 +16,7 @@
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/browser/browser_thread.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 
 using base::TimeTicks;
 
@@ -175,7 +175,7 @@ void BookmarkStorage::MigrateFromHistory() {
   if (!history->BackendLoaded()) {
     // The backend isn't finished loading. Wait for it.
     notification_registrar_.Add(this, chrome::NOTIFICATION_HISTORY_LOADED,
-                                Source<Profile>(profile_));
+                                content::Source<Profile>(profile_));
   } else {
     DoLoadBookmarks(tmp_history_path_);
   }
@@ -183,7 +183,7 @@ void BookmarkStorage::MigrateFromHistory() {
 
 void BookmarkStorage::OnHistoryFinishedWriting() {
   notification_registrar_.Remove(this, chrome::NOTIFICATION_HISTORY_LOADED,
-                                 Source<Profile>(profile_));
+                                 content::Source<Profile>(profile_));
 
   // This is used when migrating bookmarks data from database to file.
   // History wrote the file for us, and now we want to load data from it.
@@ -240,8 +240,8 @@ void BookmarkStorage::OnLoadFinished(bool file_exists, const FilePath& path) {
 }
 
 void BookmarkStorage::Observe(int type,
-                              const NotificationSource& source,
-                              const NotificationDetails& details) {
+                              const content::NotificationSource& source,
+                              const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_HISTORY_LOADED:
       OnHistoryFinishedWriting();
diff --git a/chrome/browser/chromeos/cros_settings.cc b/chrome/browser/chromeos/cros_settings.cc
index ccee7af..3afc168 100644
--- a/chrome/browser/chromeos/cros_settings.cc
+++ b/chrome/browser/chromeos/cros_settings.cc
@@ -11,8 +11,8 @@
 #include "chrome/browser/chromeos/cros_settings_provider.h"
 #include "chrome/browser/chromeos/user_cros_settings_provider.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 namespace chromeos {
@@ -38,11 +38,11 @@ void CrosSettings::FireObservers(const char* path) {
     return;
 
   NotificationObserverList::Iterator it(*(observer_iterator->second));
-  NotificationObserver* observer;
+  content::NotificationObserver* observer;
   while ((observer = it.GetNext()) != NULL) {
     observer->Observe(chrome::NOTIFICATION_SYSTEM_SETTING_CHANGED,
-                      Source<CrosSettings>(this),
-                      Details<std::string>(&path_str));
+                      content::Source<CrosSettings>(this),
+                      content::Details<std::string>(&path_str));
   }
 }
 
@@ -94,7 +94,7 @@ bool CrosSettings::RemoveSettingsProvider(CrosSettingsProvider* provider) {
 }
 
 void CrosSettings::AddSettingsObserver(const char* path,
-                                       NotificationObserver* obs) {
+                                       content::NotificationObserver* obs) {
   DCHECK(path);
   DCHECK(obs);
   DCHECK(CalledOnValidThread());
@@ -118,7 +118,7 @@ void CrosSettings::AddSettingsObserver(const char* path,
 
   // Verify that this observer doesn't already exist.
   NotificationObserverList::Iterator it(*observer_list);
-  NotificationObserver* existing_obs;
+  content::NotificationObserver* existing_obs;
   while ((existing_obs = it.GetNext()) != NULL) {
     DCHECK(existing_obs != obs) << path << " observer already registered";
     if (existing_obs == obs)
@@ -130,7 +130,7 @@ void CrosSettings::AddSettingsObserver(const char* path,
 }
 
 void CrosSettings::RemoveSettingsObserver(const char* path,
-                                          NotificationObserver* obs) {
+                                          content::NotificationObserver* obs) {
   DCHECK(CalledOnValidThread());
 
   SettingsObserverMap::iterator observer_iterator =
diff --git a/chrome/browser/chromeos/enterprise_extension_observer.h b/chrome/browser/chromeos/enterprise_extension_observer.h
index b19bd8e..f342bed 100644
--- a/chrome/browser/chromeos/enterprise_extension_observer.h
+++ b/chrome/browser/chromeos/enterprise_extension_observer.h
@@ -7,10 +7,10 @@
 #pragma once
 
 #include "chrome/common/extensions/extension.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_observer.h"
-#include "content/common/notification_registrar.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 class FilePath;
@@ -21,21 +21,21 @@ namespace chromeos {
 // This observer listens for installed extensions and restarts the ChromeOS
 // Enterprise daemon if an Enterprise Extension gets installed.
 class EnterpriseExtensionObserver
-    : public NotificationObserver {
+    : public content::NotificationObserver {
  public:
   explicit EnterpriseExtensionObserver(Profile* profile);
   virtual ~EnterpriseExtensionObserver() {}
 
   virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details);
 
  private:
   static void CheckExtensionAndNotifyEntd(const FilePath& path);
   static void NotifyEntd();
 
   Profile* profile_;
-  NotificationRegistrar registrar_;
+  content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(EnterpriseExtensionObserver);
 };
diff --git a/chrome/browser/chromeos/frame/layout_mode_button.cc b/chrome/browser/chromeos/frame/layout_mode_button.cc
index 8bce6b0..1707324 100644
--- a/chrome/browser/chromeos/frame/layout_mode_button.cc
+++ b/chrome/browser/chromeos/frame/layout_mode_button.cc
@@ -7,8 +7,8 @@
 #include "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "third_party/cros_system_api/window_manager/chromeos_wm_ipc_enums.h"
@@ -47,8 +47,8 @@ bool LayoutModeButton::HitTest(const gfx::Point& l) const {
 }
 
 void LayoutModeButton::Observe(int type,
-                               const NotificationSource& source,
-                               const NotificationDetails& details) {
+                               const content::NotificationSource& source,
+                               const content::NotificationDetails& details) {
   DCHECK(type == chrome::NOTIFICATION_LAYOUT_MODE_CHANGED);
   UpdateForCurrentLayoutMode();
 }
@@ -58,7 +58,7 @@ void LayoutModeButton::Init() {
   WmIpc* wm_ipc = WmIpc::instance();
   registrar_.Add(this,
                  chrome::NOTIFICATION_LAYOUT_MODE_CHANGED,
-                 Source<WmIpc>(wm_ipc));
+                 content::Source<WmIpc>(wm_ipc));
 #endif
   UpdateForCurrentLayoutMode();
 }
diff --git a/chrome/browser/chromeos/locale_change_guard.cc b/chrome/browser/chromeos/locale_change_guard.cc
index 3e5a2d3..5c85e4e 100644
--- a/chrome/browser/chromeos/locale_change_guard.cc
+++ b/chrome/browser/chromeos/locale_change_guard.cc
@@ -17,7 +17,7 @@
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/user_metrics.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -76,15 +76,15 @@ void LocaleChangeGuard::RevertLocaleChange(const ListValue* list) {
 }
 
 void LocaleChangeGuard::Observe(int type,
-                                const NotificationSource& source,
-                                const NotificationDetails& details) {
+                                const content::NotificationSource& source,
+                                const content::NotificationDetails& details) {
   if (profile_ == NULL) {
     NOTREACHED();
     return;
   }
   switch (type) {
     case content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME: {
-      if (profile_ == Source<TabContents>(source)->browser_context()) {
+      if (profile_ == content::Source<TabContents>(source)->browser_context()) {
         // We need to perform locale change check only once, so unsubscribe.
         registrar_.Remove(this, content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
                           NotificationService::AllSources());
diff --git a/chrome/browser/chromeos/login/profile_image_downloader.cc b/chrome/browser/chromeos/login/profile_image_downloader.cc
index 5426e0e..1265f16 100644
--- a/chrome/browser/chromeos/login/profile_image_downloader.cc
+++ b/chrome/browser/chromeos/login/profile_image_downloader.cc
@@ -18,10 +18,10 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/net/gaia/gaia_constants.h"
 #include "content/browser/browser_thread.h"
-#include "content/common/notification_observer.h"
-#include "content/common/notification_registrar.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "googleurl/src/gurl.h"
 #include "skia/ext/image_operations.h"
@@ -128,10 +128,10 @@ void ProfileImageDownloader::Start() {
   } else {
     registrar_.Add(this,
                    chrome::NOTIFICATION_TOKEN_AVAILABLE,
-                   Source<TokenService>(service));
+                   content::Source<TokenService>(service));
     registrar_.Add(this,
                    chrome::NOTIFICATION_TOKEN_REQUEST_FAILED,
-                   Source<TokenService>(service));
+                   content::Source<TokenService>(service));
   }
 }
 
@@ -212,14 +212,15 @@ void ProfileImageDownloader::OnDecodeImageFailed(const ImageDecoder* decoder) {
     delegate_->OnDownloadFailure();
 }
 
-void ProfileImageDownloader::Observe(int type,
-                                     const NotificationSource& source,
-                                     const NotificationDetails& details) {
+void ProfileImageDownloader::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   DCHECK(type == chrome::NOTIFICATION_TOKEN_AVAILABLE ||
          type == chrome::NOTIFICATION_TOKEN_REQUEST_FAILED);
 
   TokenService::TokenAvailableDetails* token_details =
-      Details<TokenService::TokenAvailableDetails>(details).ptr();
+      content::Details<TokenService::TokenAvailableDetails>(details).ptr();
   if (type == chrome::NOTIFICATION_TOKEN_AVAILABLE) {
     if (token_details->service() == GaiaConstants::kPicasaService) {
       registrar_.RemoveAll();
diff --git a/chrome/browser/chromeos/login/wizard_accessibility_handler.cc b/chrome/browser/chromeos/login/wizard_accessibility_handler.cc
index 3e1e16c..ae7738f 100644
--- a/chrome/browser/chromeos/login/wizard_accessibility_handler.cc
+++ b/chrome/browser/chromeos/login/wizard_accessibility_handler.cc
@@ -16,8 +16,8 @@
 #include "chrome/browser/extensions/extension_accessibility_api_constants.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -101,10 +101,10 @@ namespace chromeos {
 
 void WizardAccessibilityHandler::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   const AccessibilityControlInfo *control_info =
-      Details<const AccessibilityControlInfo>(details).ptr();
+      content::Details<const AccessibilityControlInfo>(details).ptr();
   std::string description;
   EarconType earcon = NO_EARCON;
   DescribeAccessibilityEvent(type, control_info, &description, &earcon);
diff --git a/chrome/browser/chromeos/login/wizard_accessibility_handler.h b/chrome/browser/chromeos/login/wizard_accessibility_handler.h
index ffbdeaa..804a6de 100644
--- a/chrome/browser/chromeos/login/wizard_accessibility_handler.h
+++ b/chrome/browser/chromeos/login/wizard_accessibility_handler.h
@@ -9,8 +9,8 @@
 #include <string>
 
 #include "base/gtest_prod_util.h"
-#include "content/common/notification_observer.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 class AccessibilityControlInfo;
@@ -35,15 +35,15 @@ enum EarconType {
 
 // Class that handles the accessibility notifications and generates
 // appropriate spoken/audio feedback.
-class WizardAccessibilityHandler : public NotificationObserver {
+class WizardAccessibilityHandler : public content::NotificationObserver {
  public:
   WizardAccessibilityHandler() { }
 
  private:
-  // Override from NotificationObserver.
+  // Override from content::NotificationObserver.
   virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details);
 
   // Get text to speak and an earcon identifier (which may be NONE) for any
   // accessibility event.
diff --git a/chrome/browser/chromeos/media/media_player.h b/chrome/browser/chromeos/media/media_player.h
index 1df1287..c7ab976 100644
--- a/chrome/browser/chromeos/media/media_player.h
+++ b/chrome/browser/chromeos/media/media_player.h
@@ -10,11 +10,10 @@
 #include <vector>
 
 #include "base/memory/singleton.h"
-#include "content/common/notification_observer.h"
-#include "content/common/notification_registrar.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
-
 #include "net/url_request/url_request.h"
 
 template <typename T> struct DefaultSingletonTraits;
@@ -23,7 +22,7 @@ class Browser;
 class GURL;
 class Profile;
 
-class MediaPlayer : public NotificationObserver,
+class MediaPlayer : public content::NotificationObserver,
                     public net::URLRequest::Interceptor {
  public:
   struct MediaUrl;
@@ -97,8 +96,8 @@ class MediaPlayer : public NotificationObserver,
 
   // Used to detect when the mediaplayer is closed.
   virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details);
 
   // Getter for the singleton.
   static MediaPlayer* GetInstance();
@@ -129,7 +128,7 @@ class MediaPlayer : public NotificationObserver,
   Browser* mediaplayer_browser_;
 
   // Used to register for events on the windows, like to listen for closes.
-  NotificationRegistrar registrar_;
+  content::NotificationRegistrar registrar_;
 
   // List of mimetypes that the mediaplayer should listen to.  Used for
   // interceptions of url GETs.
diff --git a/chrome/browser/chromeos/notifications/balloon_view.cc b/chrome/browser/chromeos/notifications/balloon_view.cc
index d616161..3781661 100644
--- a/chrome/browser/chromeos/notifications/balloon_view.cc
+++ b/chrome/browser/chromeos/notifications/balloon_view.cc
@@ -20,8 +20,8 @@
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/render_widget_host_view.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "grit/theme_resources_standard.h"
@@ -229,7 +229,7 @@ void BalloonViewImpl::Show(Balloon* balloon) {
   AddChildView(html_contents_->view());
   notification_registrar_.Add(this,
     chrome::NOTIFICATION_NOTIFY_BALLOON_DISCONNECTED,
-    Source<Balloon>(balloon));
+    content::Source<Balloon>(balloon));
 }
 
 void BalloonViewImpl::Update() {
@@ -298,11 +298,11 @@ gfx::Size BalloonViewImpl::GetPreferredSize() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// NotificationObserver overrides.
+// content::NotificationObserver overrides.
 
 void BalloonViewImpl::Observe(int type,
-                              const NotificationSource& source,
-                              const NotificationDetails& details) {
+                              const content::NotificationSource& source,
+                              const content::NotificationDetails& details) {
   if (type != chrome::NOTIFICATION_NOTIFY_BALLOON_DISCONNECTED) {
     NOTREACHED();
     return;
@@ -312,7 +312,7 @@ void BalloonViewImpl::Observe(int type,
   // (e.g., because of a crash), we want to close the balloon.
   notification_registrar_.Remove(this,
       chrome::NOTIFICATION_NOTIFY_BALLOON_DISCONNECTED,
-      Source<Balloon>(balloon_));
+      content::Source<Balloon>(balloon_));
   Close(false);
 }
 
diff --git a/chrome/browser/chromeos/notifications/notification_panel.cc b/chrome/browser/chromeos/notifications/notification_panel.cc
index 1601f62..6cb1657 100644
--- a/chrome/browser/chromeos/notifications/notification_panel.cc
+++ b/chrome/browser/chromeos/notifications/notification_panel.cc
@@ -11,8 +11,8 @@
 #include "chrome/browser/chromeos/notifications/balloon_collection_impl.h"
 #include "chrome/browser/chromeos/notifications/balloon_view.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "third_party/cros_system_api/window_manager/chromeos_wm_ipc_enums.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -480,7 +480,7 @@ void NotificationPanel::Show() {
                             gfx::Rect(0, 0, kBalloonMinWidth, 1), 0,
                             WM_IPC_PANEL_USER_RESIZE_VERTICALLY);
     registrar_.Add(this, chrome::NOTIFICATION_PANEL_STATE_CHANGED,
-                   Source<PanelController>(panel_controller_.get()));
+                   content::Source<PanelController>(panel_controller_.get()));
   }
   panel_widget_->Show();
 }
@@ -630,11 +630,11 @@ void NotificationPanel::ActivatePanel() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// NotificationObserver overrides.
+// content::NotificationObserver overrides.
 
 void NotificationPanel::Observe(int type,
-                                const NotificationSource& source,
-                                const NotificationDetails& details) {
+                                const content::NotificationSource& source,
+                                const content::NotificationDetails& details) {
   DCHECK(type == chrome::NOTIFICATION_PANEL_STATE_CHANGED);
   PanelController::State* state =
       reinterpret_cast<PanelController::State*>(details.map_key());
@@ -706,9 +706,11 @@ void NotificationPanel::Init() {
 }
 
 void NotificationPanel::UnregisterNotification() {
-  if (panel_controller_.get())
-    registrar_.Remove(this, chrome::NOTIFICATION_PANEL_STATE_CHANGED,
-                      Source<PanelController>(panel_controller_.get()));
+  if (panel_controller_.get()) {
+    registrar_.Remove(
+        this, chrome::NOTIFICATION_PANEL_STATE_CHANGED,
+        content::Source<PanelController>(panel_controller_.get()));
+  }
 }
 
 void NotificationPanel::ScrollBalloonToVisible(Balloon* balloon) {
diff --git a/chrome/browser/chromeos/preferences.cc b/chrome/browser/chromeos/preferences.cc
index da52e95..3d07a4e 100644
--- a/chrome/browser/chromeos/preferences.cc
+++ b/chrome/browser/chromeos/preferences.cc
@@ -25,8 +25,8 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "unicode/timezone.h"
 
 namespace chromeos {
@@ -291,8 +291,8 @@ void Preferences::Init(PrefService* prefs) {
 }
 
 void Preferences::Observe(int type,
-                          const NotificationSource& source,
-                          const NotificationDetails& details) {
+                          const content::NotificationSource& source,
+                          const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_PREF_CHANGED)
     NotifyPrefChanged(Details<std::string>(details).ptr());
 }
diff --git a/chrome/browser/chromeos/status/clock_menu_button.cc b/chrome/browser/chromeos/status/clock_menu_button.cc
index 6921a1a..1d42aa0 100644
--- a/chrome/browser/chromeos/status/clock_menu_button.cc
+++ b/chrome/browser/chromeos/status/clock_menu_button.cc
@@ -14,8 +14,8 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/canvas.h"
@@ -108,13 +108,13 @@ void ClockMenuButton::SetDefaultUse24HourClock(bool use_24hour_clock) {
   UpdateText();
 }
 
-// ClockMenuButton, NotificationObserver implementation:
+// ClockMenuButton, content::NotificationObserver implementation:
 
 void ClockMenuButton::Observe(int type,
-                              const NotificationSource& source,
-                              const NotificationDetails& details) {
+                              const content::NotificationSource& source,
+                              const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_PREF_CHANGED) {
-    std::string* pref_name = Details<std::string>(details).ptr();
+    std::string* pref_name = content::Details<std::string>(details).ptr();
     if (*pref_name == prefs::kUse24HourClock) {
       UpdateText();
     }
diff --git a/chrome/browser/chromeos/tab_first_render_watcher.cc b/chrome/browser/chromeos/tab_first_render_watcher.cc
index 3f041c5..62c9045 100644
--- a/chrome/browser/chromeos/tab_first_render_watcher.cc
+++ b/chrome/browser/chromeos/tab_first_render_watcher.cc
@@ -6,8 +6,8 @@
 
 #include "content/browser/renderer_host/render_widget_host.h"
 #include "content/browser/renderer_host/render_view_host.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 namespace chromeos {
@@ -19,20 +19,21 @@ TabFirstRenderWatcher::TabFirstRenderWatcher(TabContents* tab,
       delegate_(delegate) {
   registrar_.Add(this,
       content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB,
-      Source<TabContents>(tab_contents_));
+      content::Source<TabContents>(tab_contents_));
   registrar_.Add(this,
       content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
-      Source<TabContents>(tab_contents_));
+      content::Source<TabContents>(tab_contents_));
 }
 
 void TabFirstRenderWatcher::Observe(int type,
-    const NotificationSource& source, const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   switch (type) {
     case content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB: {
-      RenderWidgetHost* rwh = Details<RenderWidgetHost>(details).ptr();
+      RenderWidgetHost* rwh = content::Details<RenderWidgetHost>(details).ptr();
       registrar_.Add(this,
           content::NOTIFICATION_RENDER_WIDGET_HOST_DID_PAINT,
-          Source<RenderWidgetHost>(rwh));
+          content::Source<RenderWidgetHost>(rwh));
       delegate_->OnRenderHostCreated(Details<RenderViewHost>(details).ptr());
       break;
     }
diff --git a/chrome/browser/content_settings/content_settings_default_provider.cc b/chrome/browser/content_settings/content_settings_default_provider.cc
index 40c9a26..0bc7eac 100644
--- a/chrome/browser/content_settings/content_settings_default_provider.cc
+++ b/chrome/browser/content_settings/content_settings_default_provider.cc
@@ -21,7 +21,7 @@
 #include "content/browser/browser_thread.h"
 #include "content/browser/user_metrics.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "googleurl/src/gurl.h"
 
 namespace {
@@ -214,16 +214,16 @@ void DefaultProvider::ShutdownOnUIThread() {
 }
 
 void DefaultProvider::Observe(int type,
-                              const NotificationSource& source,
-                              const NotificationDetails& details) {
+                              const content::NotificationSource& source,
+                              const content::NotificationDetails& details) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (type == chrome::NOTIFICATION_PREF_CHANGED) {
-    DCHECK_EQ(prefs_, Source<PrefService>(source).ptr());
+    DCHECK_EQ(prefs_, content::Source<PrefService>(source).ptr());
     if (updating_preferences_)
       return;
 
-    std::string* name = Details<std::string>(details).ptr();
+    std::string* name = content::Details<std::string>(details).ptr();
     if (*name == prefs::kDefaultContentSettings) {
       ReadDefaultSettings(true);
     } else if (*name == prefs::kGeolocationDefaultContentSetting) {
diff --git a/chrome/browser/content_settings/content_settings_policy_provider.cc b/chrome/browser/content_settings/content_settings_policy_provider.cc
index 820575e..d357ab3 100644
--- a/chrome/browser/content_settings/content_settings_policy_provider.cc
+++ b/chrome/browser/content_settings/content_settings_policy_provider.cc
@@ -17,7 +17,7 @@
 #include "chrome/common/pref_names.h"
 #include "content/browser/browser_thread.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 
 namespace {
 
@@ -404,13 +404,13 @@ void PolicyProvider::ShutdownOnUIThread() {
 }
 
 void PolicyProvider::Observe(int type,
-                             const NotificationSource& source,
-                             const NotificationDetails& details) {
+                             const content::NotificationSource& source,
+                             const content::NotificationDetails& details) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (type == chrome::NOTIFICATION_PREF_CHANGED) {
-    DCHECK_EQ(prefs_, Source<PrefService>(source).ptr());
-    std::string* name = Details<std::string>(details).ptr();
+    DCHECK_EQ(prefs_, content::Source<PrefService>(source).ptr());
+    std::string* name = content::Details<std::string>(details).ptr();
     if (*name == prefs::kManagedDefaultCookiesSetting) {
       UpdateManagedDefaultSetting(CONTENT_SETTINGS_TYPE_COOKIES);
     } else if (*name == prefs::kManagedDefaultImagesSetting) {
diff --git a/chrome/browser/content_settings/content_settings_pref_provider.cc b/chrome/browser/content_settings/content_settings_pref_provider.cc
index 877a46c..9c825e7 100644
--- a/chrome/browser/content_settings/content_settings_pref_provider.cc
+++ b/chrome/browser/content_settings/content_settings_pref_provider.cc
@@ -24,7 +24,7 @@
 #include "content/browser/browser_thread.h"
 #include "content/browser/user_metrics.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "googleurl/src/gurl.h"
 
 namespace {
@@ -233,18 +233,18 @@ void PrefProvider::ClearAllContentSettingsRules(
 
 void PrefProvider::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (type == chrome::NOTIFICATION_PREF_CHANGED) {
-    DCHECK_EQ(prefs_, Source<PrefService>(source).ptr());
+    DCHECK_EQ(prefs_, content::Source<PrefService>(source).ptr());
     if (updating_preferences_)
       return;
 
     if (!is_incognito_) {
       AutoReset<bool> auto_reset(&updating_preferences_, true);
-      std::string* name = Details<std::string>(details).ptr();
+      std::string* name = content::Details<std::string>(details).ptr();
       if (*name == prefs::kContentSettingsPatternPairs) {
         SyncObsoletePatternPref();
         SyncObsoletePrefs();
diff --git a/chrome/browser/content_settings/host_content_settings_map.cc b/chrome/browser/content_settings/host_content_settings_map.cc
index bd92ce5..b8b8af7 100644
--- a/chrome/browser/content_settings/host_content_settings_map.cc
+++ b/chrome/browser/content_settings/host_content_settings_map.cc
@@ -29,7 +29,7 @@
 #include "content/browser/browser_thread.h"
 #include "content/browser/user_metrics.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/common/content_switches.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/net_errors.h"
@@ -492,21 +492,22 @@ void HostContentSettingsMap::OnContentSettingChanged(
                                        resource_identifier);
   NotificationService::current()->Notify(
       chrome::NOTIFICATION_CONTENT_SETTINGS_CHANGED,
-      Source<HostContentSettingsMap>(this),
-      Details<const ContentSettingsDetails>(&details));
+      content::Source<HostContentSettingsMap>(this),
+      content::Details<const ContentSettingsDetails>(&details));
 }
 
-void HostContentSettingsMap::Observe(int type,
-                                     const NotificationSource& source,
-                                     const NotificationDetails& details) {
+void HostContentSettingsMap::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (type == chrome::NOTIFICATION_PREF_CHANGED) {
-    DCHECK_EQ(prefs_, Source<PrefService>(source).ptr());
+    DCHECK_EQ(prefs_, content::Source<PrefService>(source).ptr());
     if (updating_preferences_)
       return;
 
-    std::string* name = Details<std::string>(details).ptr();
+    std::string* name = content::Details<std::string>(details).ptr();
     if (*name == prefs::kBlockThirdPartyCookies) {
       base::AutoLock auto_lock(lock_);
       block_third_party_cookies_ = prefs_->GetBoolean(
diff --git a/chrome/browser/download/chrome_download_manager_delegate.cc b/chrome/browser/download/chrome_download_manager_delegate.cc
index 4c06ccc..d524121 100644
--- a/chrome/browser/download/chrome_download_manager_delegate.cc
+++ b/chrome/browser/download/chrome_download_manager_delegate.cc
@@ -36,7 +36,7 @@
 #include "content/browser/download/download_manager.h"
 #include "content/browser/download/download_status_updater.h"
 #include "content/browser/tab_contents/tab_contents.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -167,7 +167,7 @@ bool ChromeDownloadManagerDelegate::ShouldCompleteDownload(DownloadItem* item) {
   // not around when CRX_INSTALLER_DONE fires, Complete() will not be called.
   registrar_.Add(this,
                  chrome::NOTIFICATION_CRX_INSTALLER_DONE,
-                 Source<CrxInstaller>(crx_installer.get()));
+                 content::Source<CrxInstaller>(crx_installer.get()));
 
   crx_installers_[crx_installer.get()] = item->id();
   // The status text and percent complete indicator will change now
@@ -305,18 +305,18 @@ void ChromeDownloadManagerDelegate::CheckDownloadUrlDone(
                  base::Unretained(this)));
 }
 
-// NotificationObserver implementation.
+// content::NotificationObserver implementation.
 void ChromeDownloadManagerDelegate::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   DCHECK(type == chrome::NOTIFICATION_CRX_INSTALLER_DONE);
 
   registrar_.Remove(this,
                     chrome::NOTIFICATION_CRX_INSTALLER_DONE,
                     source);
 
-  CrxInstaller* installer = Source<CrxInstaller>(source).ptr();
+  CrxInstaller* installer = content::Source<CrxInstaller>(source).ptr();
   int download_id = crx_installers_[installer];
   crx_installers_.erase(installer);
 
diff --git a/chrome/browser/download/download_request_limiter.cc b/chrome/browser/download/download_request_limiter.cc
index cf29e87..bf64eb1 100644
--- a/chrome/browser/download/download_request_limiter.cc
+++ b/chrome/browser/download/download_request_limiter.cc
@@ -17,7 +17,7 @@
 #include "content/browser/tab_contents/tab_contents_delegate.h"
 #include "chrome/browser/ui/blocked_content/blocked_content_tab_helper.h"
 #include "chrome/browser/ui/blocked_content/blocked_content_tab_helper_delegate.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 // TabDownloadState ------------------------------------------------------------
@@ -31,7 +31,7 @@ DownloadRequestLimiter::TabDownloadState::TabDownloadState(
       status_(DownloadRequestLimiter::ALLOW_ONE_DOWNLOAD),
       download_count_(0),
       infobar_(NULL) {
-  Source<NavigationController> notification_source(controller);
+  content::Source<NavigationController> notification_source(controller);
   registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_PENDING,
                  notification_source);
   registrar_.Add(this, content::NOTIFICATION_TAB_CLOSED, notification_source);
@@ -94,11 +94,11 @@ void DownloadRequestLimiter::TabDownloadState::Accept() {
 
 void DownloadRequestLimiter::TabDownloadState::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   if ((type != content::NOTIFICATION_NAV_ENTRY_PENDING &&
        type != content::NOTIFICATION_TAB_CLOSED) ||
-      Source<NavigationController>(source).ptr() != controller_) {
+      content::Source<NavigationController>(source).ptr() != controller_) {
     NOTREACHED();
     return;
   }
diff --git a/chrome/browser/extensions/app_process_apitest.cc b/chrome/browser/extensions/app_process_apitest.cc
index e7bfbb7..7f7ba77 100644
--- a/chrome/browser/extensions/app_process_apitest.cc
+++ b/chrome/browser/extensions/app_process_apitest.cc
@@ -393,7 +393,7 @@ IN_PROC_BROWSER_TEST_F(AppApiTest, OpenAppFromIframe) {
     // NAV_ENTRY_COMMITTED on the new tab there.
     ui_test_utils::WindowedNotificationObserver observer(
         content::NOTIFICATION_NAV_ENTRY_COMMITTED,
-        Source<NavigationController>(&(newtab->controller())));
+        content::Source<NavigationController>(&(newtab->controller())));
     observer.Wait();
   }
 
diff --git a/chrome/browser/extensions/extension_disabled_infobar_delegate.cc b/chrome/browser/extensions/extension_disabled_infobar_delegate.cc
index ef5894b..1c851cd 100644
--- a/chrome/browser/extensions/extension_disabled_infobar_delegate.cc
+++ b/chrome/browser/extensions/extension_disabled_infobar_delegate.cc
@@ -18,9 +18,9 @@
 #include "chrome/common/extensions/extension_file_util.h"
 #include "chrome/common/extensions/extension_resource.h"
 #include "content/browser/tab_contents/tab_contents.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_registrar.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -84,7 +84,7 @@ void ExtensionDisabledDialogDelegate::InstallUIAbort(bool user_initiated) {
 // ExtensionDisabledInfobarDelegate -------------------------------------------
 
 class ExtensionDisabledInfobarDelegate : public ConfirmInfoBarDelegate,
-                                         public NotificationObserver {
+                                         public content::NotificationObserver {
  public:
   ExtensionDisabledInfobarDelegate(InfoBarTabHelper* infobar_helper,
                                    ExtensionService* service,
@@ -99,12 +99,12 @@ class ExtensionDisabledInfobarDelegate : public ConfirmInfoBarDelegate,
   virtual string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
   virtual bool Accept() OVERRIDE;
 
-  // NotificationObserver:
+  // content::NotificationObserver:
   virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details) OVERRIDE;
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
 
-  NotificationRegistrar registrar_;
+  content::NotificationRegistrar registrar_;
   ExtensionService* service_;
   const Extension* extension_;
 };
@@ -118,9 +118,9 @@ ExtensionDisabledInfobarDelegate::ExtensionDisabledInfobarDelegate(
       extension_(extension) {
   // The user might re-enable the extension in other ways, so watch for that.
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_LOADED,
-                 Source<Profile>(service->profile()));
+                 content::Source<Profile>(service->profile()));
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
-                 Source<Profile>(service->profile()));
+                 content::Source<Profile>(service->profile()));
 }
 
 ExtensionDisabledInfobarDelegate::~ExtensionDisabledInfobarDelegate() {
@@ -152,16 +152,17 @@ bool ExtensionDisabledInfobarDelegate::Accept() {
 
 void ExtensionDisabledInfobarDelegate::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   // TODO(mpcomplete): RemoveInfoBar doesn't seem to always result in us getting
   // deleted.
   const Extension* extension = NULL;
   if (type == chrome::NOTIFICATION_EXTENSION_LOADED) {
-    extension = Details<const Extension>(details).ptr();
+    extension = content::Details<const Extension>(details).ptr();
   } else {
     DCHECK_EQ(chrome::NOTIFICATION_EXTENSION_UNLOADED, type);
-    UnloadedExtensionInfo* info = Details<UnloadedExtensionInfo>(details).ptr();
+    UnloadedExtensionInfo* info =
+        content::Details<UnloadedExtensionInfo>(details).ptr();
     if (info->reason == extension_misc::UNLOAD_REASON_DISABLE ||
         info->reason == extension_misc::UNLOAD_REASON_UNINSTALL)
       extension = info->extension;
diff --git a/chrome/browser/extensions/extension_function.cc b/chrome/browser/extensions/extension_function.cc
index 81e2851..64a901c 100644
--- a/chrome/browser/extensions/extension_function.cc
+++ b/chrome/browser/extensions/extension_function.cc
@@ -14,8 +14,8 @@
 #include "content/browser/renderer_host/render_process_host.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/user_metrics.h"
-#include "content/common/notification_source.h"
 #include "content/common/result_codes.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 // static
@@ -28,15 +28,15 @@ UIThreadExtensionFunction::RenderViewHostTracker::RenderViewHostTracker(
     : function_(function) {
   registrar_.Add(this,
                  content::NOTIFICATION_RENDER_VIEW_HOST_DELETED,
-                 Source<RenderViewHost>(function->render_view_host()));
+                 content::Source<RenderViewHost>(function->render_view_host()));
 }
 
 void UIThreadExtensionFunction::RenderViewHostTracker::Observe(
     int type,
-    const NotificationSource& source,
-    const NotificationDetails& details) {
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   CHECK(type == content::NOTIFICATION_RENDER_VIEW_HOST_DELETED);
-  CHECK(Source<RenderViewHost>(source).ptr() ==
+  CHECK(content::Source<RenderViewHost>(source).ptr() ==
         function_->render_view_host());
   function_->SetRenderViewHost(NULL);
 }
diff --git a/chrome/browser/extensions/extension_infobar_delegate.cc b/chrome/browser/extensions/extension_infobar_delegate.cc
index 273589c..b1922dbc 100644
--- a/chrome/browser/extensions/extension_infobar_delegate.cc
+++ b/chrome/browser/extensions/extension_infobar_delegate.cc
@@ -12,8 +12,8 @@
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 
 ExtensionInfoBarDelegate::ExtensionInfoBarDelegate(
     Browser* browser,
@@ -32,9 +32,9 @@ ExtensionInfoBarDelegate::ExtensionInfoBarDelegate(
   extension_host_->set_associated_tab_contents(infobar_helper->tab_contents());
 
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_VIEW_SHOULD_CLOSE,
-                 Source<Profile>(browser->profile()));
+                 content::Source<Profile>(browser->profile()));
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
-                 Source<Profile>(browser->profile()));
+                 content::Source<Profile>(browser->profile()));
 
 #if defined(TOOLKIT_VIEWS) || defined(TOOLKIT_GTK)
   int default_height = InfoBar::kDefaultBarTargetHeight;
@@ -83,15 +83,18 @@ ExtensionInfoBarDelegate*
   return this;
 }
 
-void ExtensionInfoBarDelegate::Observe(int type,
-                                       const NotificationSource& source,
-                                       const NotificationDetails& details) {
+void ExtensionInfoBarDelegate::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_EXTENSION_HOST_VIEW_SHOULD_CLOSE) {
-    if (extension_host_.get() == Details<ExtensionHost>(details).ptr())
+    if (extension_host_.get() == content::Details<ExtensionHost>(details).ptr())
       RemoveSelf();
   } else {
     DCHECK(type == chrome::NOTIFICATION_EXTENSION_UNLOADED);
-    if (extension_ == Details<UnloadedExtensionInfo>(details)->extension)
+    if (extension_ ==
+        content::Details<UnloadedExtensionInfo>(details)->extension) {
       RemoveSelf();
+    }
   }
 }
diff --git a/chrome/browser/extensions/extension_updater.cc b/chrome/browser/extensions/extension_updater.cc
index 716d6f5..29f7733 100644
--- a/chrome/browser/extensions/extension_updater.cc
+++ b/chrome/browser/extensions/extension_updater.cc
@@ -38,7 +38,7 @@
 #include "chrome/common/pref_names.h"
 #include "content/browser/utility_process_host.h"
 #include "content/common/notification_service.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "crypto/sha2.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/escape.h"
@@ -902,7 +902,7 @@ bool ExtensionUpdater::MaybeInstallCRXFile() {
       // the installer we started.
       registrar_.Add(this,
                      chrome::NOTIFICATION_CRX_INSTALLER_DONE,
-                     Source<CrxInstaller>(installer));
+                     content::Source<CrxInstaller>(installer));
     }
     in_progress_ids_.erase(crx_file.id);
     fetched_crx_files_.pop();
@@ -913,8 +913,8 @@ bool ExtensionUpdater::MaybeInstallCRXFile() {
 }
 
 void ExtensionUpdater::Observe(int type,
-                               const NotificationSource& source,
-                               const NotificationDetails& details) {
+                               const content::NotificationSource& source,
+                               const content::NotificationDetails& details) {
   DCHECK(type == chrome::NOTIFICATION_CRX_INSTALLER_DONE);
 
   // No need to listen for CRX_INSTALLER_DONE anymore.
@@ -1218,22 +1218,22 @@ void ExtensionUpdater::FetchUpdatedExtension(const std::string& id,
 void ExtensionUpdater::NotifyStarted() {
   NotificationService::current()->Notify(
       chrome::NOTIFICATION_EXTENSION_UPDATING_STARTED,
-      Source<Profile>(profile_),
+      content::Source<Profile>(profile_),
       NotificationService::NoDetails());
 }
 
 void ExtensionUpdater::NotifyUpdateFound(const std::string& extension_id) {
   NotificationService::current()->Notify(
       chrome::NOTIFICATION_EXTENSION_UPDATE_FOUND,
-      Source<Profile>(profile_),
-      Details<const std::string>(&extension_id));
+      content::Source<Profile>(profile_),
+      content::Details<const std::string>(&extension_id));
 }
 
 void ExtensionUpdater::NotifyIfFinished() {
   if (in_progress_ids_.empty()) {
     NotificationService::current()->Notify(
         chrome::NOTIFICATION_EXTENSION_UPDATING_FINISHED,
-        Source<Profile>(profile_),
+        content::Source<Profile>(profile_),
         NotificationService::NoDetails());
     VLOG(1) << "Sending EXTENSION_UPDATING_FINISHED";
   }
diff --git a/chrome/browser/extensions/extension_webstore_private_api.cc b/chrome/browser/extensions/extension_webstore_private_api.cc
index 74039b3..52d2d9a 100644
--- a/chrome/browser/extensions/extension_webstore_private_api.cc
+++ b/chrome/browser/extensions/extension_webstore_private_api.cc
@@ -26,8 +26,8 @@
 #include "chrome/common/extensions/extension_l10n_util.h"
 #include "chrome/common/net/gaia/gaia_constants.h"
 #include "content/browser/tab_contents/tab_contents.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
diff --git a/chrome/browser/extensions/webstore_installer.cc b/chrome/browser/extensions/webstore_installer.cc
index 9396b56..7131cbf 100644
--- a/chrome/browser/extensions/webstore_installer.cc
+++ b/chrome/browser/extensions/webstore_installer.cc
@@ -15,8 +15,8 @@
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "content/browser/tab_contents/navigation_controller.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/escape.h"
 
@@ -52,9 +52,9 @@ GURL GetWebstoreInstallUrl(
 WebstoreInstaller::WebstoreInstaller(Profile* profile)
     : profile_(profile) {
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_INSTALLED,
-                 Source<Profile>(profile));
+                 content::Source<Profile>(profile));
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_INSTALL_ERROR,
-                 Source<CrxInstaller>(NULL));
+                 content::Source<CrxInstaller>(NULL));
 }
 
 WebstoreInstaller::~WebstoreInstaller() {}
@@ -117,25 +117,27 @@ void WebstoreInstaller::InstallExtension(
 }
 
 void WebstoreInstaller::Observe(int type,
-                                const NotificationSource& source,
-                                const NotificationDetails& details) {
+                                const content::NotificationSource& source,
+                                const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_EXTENSION_INSTALLED: {
-      CHECK(profile_->IsSameProfile(Source<Profile>(source).ptr()));
-      const Extension* extension = Details<const Extension>(details).ptr();
+      CHECK(profile_->IsSameProfile(content::Source<Profile>(source).ptr()));
+      const Extension* extension =
+          content::Details<const Extension>(details).ptr();
       ReportSuccess(extension->id());
       break;
     }
 
     case chrome::NOTIFICATION_EXTENSION_INSTALL_ERROR: {
-      CrxInstaller* crx_installer = Source<CrxInstaller>(source).ptr();
+      CrxInstaller* crx_installer = content::Source<CrxInstaller>(source).ptr();
       CHECK(crx_installer);
       if (!profile_->IsSameProfile(crx_installer->profile()))
         return;
 
       std::string id = GetPendingInstallId(
           crx_installer->original_download_url());
-      const std::string* error = Details<const std::string>(details).ptr();
+      const std::string* error =
+          content::Details<const std::string>(details).ptr();
       if (!id.empty())
         ReportFailure(id, *error);
       break;
diff --git a/chrome/browser/geolocation/chrome_geolocation_permission_context.cc b/chrome/browser/geolocation/chrome_geolocation_permission_context.cc
index a685bf8..a9c98d2 100644
--- a/chrome/browser/geolocation/chrome_geolocation_permission_context.cc
+++ b/chrome/browser/geolocation/chrome_geolocation_permission_context.cc
@@ -26,8 +26,8 @@
 #include "content/browser/geolocation/geolocation_provider.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/tab_contents/tab_contents.h"
-#include "content/common/notification_registrar.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
@@ -47,7 +47,7 @@
 // things listening for such notifications.
 // For the time being this class is self-contained and it doesn't seem pulling
 // the notification infrastructure would simplify.
-class GeolocationInfoBarQueueController : NotificationObserver {
+class GeolocationInfoBarQueueController : content::NotificationObserver {
  public:
   GeolocationInfoBarQueueController(
       ChromeGeolocationPermissionContext* geolocation_permission_context,
@@ -83,10 +83,10 @@ class GeolocationInfoBarQueueController : NotificationObserver {
                        const GURL& embedder,
                        bool allowed);
 
-  // NotificationObserver
+  // content::NotificationObserver
   virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details);
 
  private:
   struct PendingInfoBarRequest;
@@ -101,7 +101,7 @@ class GeolocationInfoBarQueueController : NotificationObserver {
   PendingInfoBarRequests::iterator CancelInfoBarRequestInternal(
       PendingInfoBarRequests::iterator i);
 
-  NotificationRegistrar registrar_;
+  content::NotificationRegistrar registrar_;
 
   ChromeGeolocationPermissionContext* const geolocation_permission_context_;
   Profile* const profile_;
@@ -424,11 +424,11 @@ void GeolocationInfoBarQueueController::OnPermissionSet(
 }
 
 void GeolocationInfoBarQueueController::Observe(
-    int type, const NotificationSource& source,
-    const NotificationDetails& details) {
+    int type, const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   registrar_.Remove(this, content::NOTIFICATION_TAB_CONTENTS_DESTROYED,
                     source);
-  TabContents* tab_contents = Source<TabContents>(source).ptr();
+  TabContents* tab_contents = content::Source<TabContents>(source).ptr();
   for (PendingInfoBarRequests::iterator i = pending_infobar_requests_.begin();
        i != pending_infobar_requests_.end();) {
     if (i->infobar_delegate == NULL &&
@@ -459,9 +459,9 @@ void GeolocationInfoBarQueueController::ShowQueuedInfoBar(int render_process_id,
       if (!i->infobar_delegate) {
         if (!registrar_.IsRegistered(
                 this, content::NOTIFICATION_TAB_CONTENTS_DESTROYED,
-                Source<TabContents>(tab_contents))) {
+                content::Source<TabContents>(tab_contents))) {
           registrar_.Add(this, content::NOTIFICATION_TAB_CONTENTS_DESTROYED,
-                         Source<TabContents>(tab_contents));
+                         content::Source<TabContents>(tab_contents));
         }
         i->infobar_delegate = new GeolocationConfirmInfoBarDelegate(
             wrapper->infobar_tab_helper(), this, render_process_id,
diff --git a/chrome/browser/history/in_memory_history_backend.cc b/chrome/browser/history/in_memory_history_backend.cc
index 6652b1a..f1e1730 100644
--- a/chrome/browser/history/in_memory_history_backend.cc
+++ b/chrome/browser/history/in_memory_history_backend.cc
@@ -18,8 +18,8 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 
 namespace history {
 
@@ -62,7 +62,7 @@ void InMemoryHistoryBackend::AttachToHistoryService(Profile* profile) {
 
   // Register for the notifications we care about.
   // We only want notifications for the associated profile.
-  Source<Profile> source(profile_);
+  content::Source<Profile> source(profile_);
   registrar_.Add(this, chrome::NOTIFICATION_HISTORY_URL_VISITED, source);
   registrar_.Add(this, chrome::NOTIFICATION_HISTORY_TYPED_URLS_MODIFIED,
                  source);
@@ -73,12 +73,13 @@ void InMemoryHistoryBackend::AttachToHistoryService(Profile* profile) {
   registrar_.Add(this, chrome::NOTIFICATION_TEMPLATE_URL_REMOVED, source);
 }
 
-void InMemoryHistoryBackend::Observe(int type,
-                                     const NotificationSource& source,
-                                     const NotificationDetails& details) {
+void InMemoryHistoryBackend::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_HISTORY_URL_VISITED: {
-      Details<history::URLVisitedDetails> visited_details(details);
+      content::Details<history::URLVisitedDetails> visited_details(details);
       content::PageTransition primary_type =
           content::PageTransitionStripQualifier(visited_details->transition);
       if (visited_details->row.typed_count() > 0 ||
@@ -92,18 +93,19 @@ void InMemoryHistoryBackend::Observe(int type,
     }
     case chrome::NOTIFICATION_HISTORY_KEYWORD_SEARCH_TERM_UPDATED:
       OnKeywordSearchTermUpdated(
-          *Details<history::KeywordSearchTermDetails>(details).ptr());
+          *content::Details<history::KeywordSearchTermDetails>(details).ptr());
       break;
     case chrome::NOTIFICATION_HISTORY_TYPED_URLS_MODIFIED:
       OnTypedURLsModified(
-          *Details<history::URLsModifiedDetails>(details).ptr());
+          *content::Details<history::URLsModifiedDetails>(details).ptr());
       break;
     case chrome::NOTIFICATION_HISTORY_URLS_DELETED:
-      OnURLsDeleted(*Details<history::URLsDeletedDetails>(details).ptr());
+      OnURLsDeleted(
+          *content::Details<history::URLsDeletedDetails>(details).ptr());
       break;
     case chrome::NOTIFICATION_TEMPLATE_URL_REMOVED:
       db_->DeleteAllSearchTermsForKeyword(
-          *(Details<TemplateURLID>(details).ptr()));
+          *(content::Details<TemplateURLID>(details).ptr()));
       break;
     default:
       // For simplicity, the unit tests send us all notifications, even when
diff --git a/chrome/browser/history/shortcuts_backend.cc b/chrome/browser/history/shortcuts_backend.cc
index 7972770..c07ab8e 100644
--- a/chrome/browser/history/shortcuts_backend.cc
+++ b/chrome/browser/history/shortcuts_backend.cc
@@ -22,8 +22,8 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/guid.h"
 #include "content/browser/browser_thread.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 
 namespace history {
 
@@ -35,9 +35,9 @@ ShortcutsBackend::ShortcutsBackend(const FilePath& db_folder_path,
   // |profile| can be NULL in tests.
   if (profile) {
     notification_registrar_.Add(this, chrome::NOTIFICATION_OMNIBOX_OPENED_URL,
-                                Source<Profile>(profile));
+                                content::Source<Profile>(profile));
     notification_registrar_.Add(this, chrome::NOTIFICATION_HISTORY_URLS_DELETED,
-                                Source<Profile>(profile));
+                                content::Source<Profile>(profile));
   }
 }
 
@@ -182,17 +182,19 @@ void ShortcutsBackend::InitCompleted() {
                     OnShortcutsLoaded());
 }
 
-// NotificationObserver:
+// content::NotificationObserver:
 void ShortcutsBackend::Observe(int type,
-                               const NotificationSource& source,
-                               const NotificationDetails& details) {
+                               const content::NotificationSource& source,
+                               const content::NotificationDetails& details) {
   if (current_state_ != INITIALIZED)
     return;
   if (type == chrome::NOTIFICATION_HISTORY_URLS_DELETED) {
-    if (Details<const history::URLsDeletedDetails>(details)->all_history)
+    if (content::Details<const history::URLsDeletedDetails>(details)->
+            all_history) {
       DeleteAllShortcuts();
+    }
     const std::set<GURL>& urls =
-        Details<const history::URLsDeletedDetails>(details)->urls;
+        content::Details<const history::URLsDeletedDetails>(details)->urls;
     std::vector<std::string> shortcut_ids;
 
     for (shortcuts_provider::GuidToShortcutsIteratorMap::iterator
@@ -207,7 +209,7 @@ void ShortcutsBackend::Observe(int type,
 
   DCHECK(type == chrome::NOTIFICATION_OMNIBOX_OPENED_URL);
 
-  AutocompleteLog* log = Details<AutocompleteLog>(details).ptr();
+  AutocompleteLog* log = content::Details<AutocompleteLog>(details).ptr();
   string16 text_lowercase(base::i18n::ToLower(log->text));
 
   int number_of_hits = 1;
diff --git a/chrome/browser/importer/importer_host.cc b/chrome/browser/importer/importer_host.cc
index 89f4670..d331a30 100644
--- a/chrome/browser/importer/importer_host.cc
+++ b/chrome/browser/importer/importer_host.cc
@@ -24,7 +24,7 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/browser_thread.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_source.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -231,7 +231,7 @@ void ImporterHost::CheckForLoadedModels(uint16 items) {
       TemplateURLService* model =
           TemplateURLServiceFactory::GetForProfile(profile_);
       registrar_.Add(this, chrome::NOTIFICATION_TEMPLATE_URL_SERVICE_LOADED,
-                     Source<TemplateURLService>(model));
+                     content::Source<TemplateURLService>(model));
       model->Load();
     }
   }
@@ -261,8 +261,8 @@ void ImporterHost::BookmarkModelChanged() {
 }
 
 void ImporterHost::Observe(int type,
-                           const NotificationSource& source,
-                           const NotificationDetails& details) {
+                           const content::NotificationSource& source,
+                           const content::NotificationDetails& details) {
   DCHECK(type == chrome::NOTIFICATION_TEMPLATE_URL_SERVICE_LOADED);
   registrar_.RemoveAll();
   InvokeTaskIfDone();
diff --git a/chrome/browser/infobars/infobar_container.cc b/chrome/browser/infobars/infobar_container.cc
index c3e74a6..e00532c 100644
--- a/chrome/browser/infobars/infobar_container.cc
+++ b/chrome/browser/infobars/infobar_container.cc
@@ -15,8 +15,8 @@
 #include "chrome/browser/infobars/infobar_delegate.h"
 #include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/common/chrome_notification_types.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_source.h"
 #include "ui/base/animation/slide_animation.h"
 
 InfoBarContainer::Delegate::~Delegate() {
@@ -45,7 +45,7 @@ void InfoBarContainer::ChangeTabContents(InfoBarTabHelper* tab_helper) {
 
   tab_helper_ = tab_helper;
   if (tab_helper_) {
-    Source<InfoBarTabHelper> th_source(tab_helper_);
+    content::Source<InfoBarTabHelper> th_source(tab_helper_);
     registrar_.Add(this, chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_ADDED,
                    th_source);
     registrar_.Add(this, chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED,
@@ -124,25 +124,26 @@ void InfoBarContainer::RemoveAllInfoBarsForDestruction() {
 }
 
 void InfoBarContainer::Observe(int type,
-                               const NotificationSource& source,
-                               const NotificationDetails& details) {
+                               const content::NotificationSource& source,
+                               const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_ADDED:
       AddInfoBar(
-          Details<InfoBarAddedDetails>(details)->CreateInfoBar(tab_helper_),
+          content::Details<InfoBarAddedDetails>(details)->CreateInfoBar(
+              tab_helper_),
           infobars_.size(), true, WANT_CALLBACK);
       break;
 
     case chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED: {
       InfoBarRemovedDetails* removed_details =
-          Details<InfoBarRemovedDetails>(details).ptr();
+          content::Details<InfoBarRemovedDetails>(details).ptr();
       HideInfoBar(removed_details->first, removed_details->second);
       break;
     }
 
     case chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REPLACED: {
       InfoBarReplacedDetails* replaced_details =
-          Details<InfoBarReplacedDetails>(details).ptr();
+          content::Details<InfoBarReplacedDetails>(details).ptr();
       AddInfoBar(replaced_details->second->CreateInfoBar(tab_helper_),
           HideInfoBar(replaced_details->first, false), false, WANT_CALLBACK);
       break;
diff --git a/content/common/notification_source.cc b/content/common/notification_source.cc
deleted file mode 100644
index 10e0365..0000000
--- a/content/common/notification_source.cc
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/common/notification_source.h"
-
-NotificationSource::NotificationSource(const NotificationSource& other)
-    : ptr_(other.ptr_) {
-}
-
-NotificationSource::NotificationSource(const void* ptr) : ptr_(ptr) {
-}
-
-NotificationSource::~NotificationSource() {
-}
-
-
diff --git a/content/common/notification_source.h b/content/common/notification_source.h
deleted file mode 100644
index 791b4d0..0000000
--- a/content/common/notification_source.h
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// This file defines the type used to provide sources for NotificationService
-// notifications.
-
-#ifndef CONTENT_COMMON_NOTIFICATION_SOURCE_H_
-#define CONTENT_COMMON_NOTIFICATION_SOURCE_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "content/common/content_export.h"
-
-// Do not declare a NotificationSource directly--use either
-// "Source<sourceclassname>(sourceclasspointer)" or
-// NotificationService::AllSources().
-class CONTENT_EXPORT NotificationSource {
- public:
-  NotificationSource(const NotificationSource& other);
-  ~NotificationSource();
-
-  // NotificationSource can be used as the index for a map; this method
-  // returns the pointer to the current source as an identifier, for use as a
-  // map index.
-  uintptr_t map_key() const { return reinterpret_cast<uintptr_t>(ptr_); }
-
-  bool operator!=(const NotificationSource& other) const {
-    return ptr_ != other.ptr_;
-  }
-  bool operator==(const NotificationSource& other) const {
-    return ptr_ == other.ptr_;
-  }
-
- protected:
-  explicit NotificationSource(const void* ptr);
-
-  // Declaring this const allows Source<T> to be used with both T = Foo and
-  // T = const Foo.
-  const void* ptr_;
-};
-
-template <class T>
-class Source : public NotificationSource {
- public:
-  // TODO(erg): Our code hard relies on implicit conversion
-  Source(const T* ptr) : NotificationSource(ptr) {}  // NOLINT
-  Source(const NotificationSource& other)      // NOLINT
-    : NotificationSource(other) {}
-
-  T* operator->() const { return ptr(); }
-  // The casts here allow this to compile with both T = Foo and T = const Foo.
-  T* ptr() const { return static_cast<T*>(const_cast<void*>(ptr_)); }
-};
-
-#endif  // CONTENT_COMMON_NOTIFICATION_SOURCE_H_
diff --git a/content/content_browser.gypi b/content/content_browser.gypi
index 35cd191..5fc02bc 100644
--- a/content/content_browser.gypi
+++ b/content/content_browser.gypi
@@ -563,6 +563,9 @@
     'browser/zygote_main_linux.cc',
     'public/browser/native_web_keyboard_event.h',
     'public/browser/navigation_types.h',
+    'public/browser/notification_details.h',
+    'public/browser/notification_observer.h',
+    'public/browser/notification_source.h',    
     'public/browser/notification_types.h',
   ],
   'conditions': [
diff --git a/content/content_common.gypi b/content/content_common.gypi
index 0b1719d..b03e97d 100644
--- a/content/content_common.gypi
+++ b/content/content_common.gypi
@@ -160,15 +160,10 @@
     'common/navigation_gesture.h',
     'common/net/url_fetcher.cc',
     'common/net/url_fetcher.h',
-    'common/notification_details.cc',
-    'common/notification_details.h',
-    'common/notification_observer.h',
     'common/notification_registrar.cc',
     'common/notification_registrar.h',
     'common/notification_service.cc',
     'common/notification_service.h',
-    'common/notification_source.cc',
-    'common/notification_source.h',
     'common/np_channel_base.cc',
     'common/np_channel_base.h',
     'common/npobject_base.h',