Revert r108760 / reland r108744, r108753 w/ fix

Modify code in chrome to call wrapper functions on PluginService

TBR=rsesek@chromium.org, jam@chromium.org
BUG=90442
TEST=browser_tests PluginServiceTest.* pass on the Mac

Review URL: http://codereview.chromium.org/8493026

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@108966 0039d316-1c4b-4281-b951-d872f2087c98

17 files changed, 65 insertions, 108 deletions

diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
index d1ef581..984e89f 100644
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -61,7 +61,6 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
-#include "chrome/common/default_plugin.h"
 #include "chrome/common/extensions/extension_l10n_util.h"
 #include "chrome/common/extensions/extension_resource.h"
 #include "chrome/common/json_pref_store.h"
@@ -90,7 +89,6 @@
 #include "net/url_request/url_request_context_getter.h"
 #include "ui/base/clipboard/clipboard.h"
 #include "ui/base/l10n/l10n_util.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 
 #if defined(OS_WIN)
 #include "views/focus/view_storage.h"
@@ -792,15 +790,12 @@ void BrowserProcessImpl::CreateIOThread() {
   plugin_service->set_filter(ChromePluginServiceFilter::GetInstance());
   plugin_service->StartWatchingPlugins();
 
-  // Add the Chrome specific plugins.
-  chrome::RegisterInternalDefaultPlugin();
-
   // Register the internal Flash if available.
   FilePath path;
   if (!CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kDisableInternalFlash) &&
       PathService::Get(chrome::FILE_FLASH_PLUGIN, &path)) {
-    webkit::npapi::PluginList::Singleton()->AddExtraPluginPath(path);
+    plugin_service->AddExtraPluginPath(path);
   }
 
 #if defined(OS_POSIX)
@@ -808,8 +803,7 @@ void BrowserProcessImpl::CreateIOThread() {
   // e.g. ~/.config/chromium/Plugins.
   FilePath user_data_dir;
   if (PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) {
-    webkit::npapi::PluginList::Singleton()->AddExtraPluginDir(
-        user_data_dir.Append("Plugins"));
+    plugin_service->AddExtraPluginPath(user_data_dir.Append("Plugins"));
   }
 #endif
 
diff --git a/chrome/browser/chromeos/gview_request_interceptor_unittest.cc b/chrome/browser/chromeos/gview_request_interceptor_unittest.cc
index eb14534..9c5aed1 100644
--- a/chrome/browser/chromeos/gview_request_interceptor_unittest.cc
+++ b/chrome/browser/chromeos/gview_request_interceptor_unittest.cc
@@ -25,7 +25,6 @@
 #include "net/url_request/url_request_test_job.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 
 using content::BrowserThread;
 
@@ -116,7 +115,7 @@ class GViewRequestInterceptorTest : public testing::Test {
 
     handler_ = new content::DummyResourceHandler();
 
-    PluginService::GetInstance()->RefreshPluginList();
+    PluginService::GetInstance()->RefreshPlugins();
     PluginService::GetInstance()->GetPlugins(base::Bind(&QuitMessageLoop));
     MessageLoop::current()->RunAllPending();
   }
@@ -140,17 +139,17 @@ class GViewRequestInterceptorTest : public testing::Test {
   void RegisterPDFPlugin() {
     webkit::WebPluginInfo info;
     info.path = pdf_path_;
-    webkit::npapi::PluginList::Singleton()->RegisterInternalPlugin(info);
+    PluginService::GetInstance()->RegisterInternalPlugin(info);
 
-    PluginService::GetInstance()->RefreshPluginList();
+    PluginService::GetInstance()->RefreshPlugins();
     PluginService::GetInstance()->GetPlugins(base::Bind(&QuitMessageLoop));
     MessageLoop::current()->RunAllPending();
   }
 
   void UnregisterPDFPlugin() {
-    webkit::npapi::PluginList::Singleton()->UnregisterInternalPlugin(pdf_path_);
+    PluginService::GetInstance()->UnregisterInternalPlugin(pdf_path_);
 
-    PluginService::GetInstance()->RefreshPluginList();
+    PluginService::GetInstance()->RefreshPlugins();
     PluginService::GetInstance()->GetPlugins(base::Bind(&QuitMessageLoop));
     MessageLoop::current()->RunAllPending();
   }
diff --git a/chrome/browser/component_updater/npapi_flash_component_installer.cc b/chrome/browser/component_updater/npapi_flash_component_installer.cc
index 86c68a6..7b4d404 100644
--- a/chrome/browser/component_updater/npapi_flash_component_installer.cc
+++ b/chrome/browser/component_updater/npapi_flash_component_installer.cc
@@ -18,7 +18,6 @@
 #include "chrome/common/chrome_paths.h"
 #include "content/browser/plugin_service.h"
 #include "content/public/browser/browser_thread.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/plugins/webplugininfo.h"
 
 using content::BrowserThread;
@@ -107,7 +106,7 @@ bool NPAPIFlashComponentInstaller::Install(base::DictionaryValue* manifest,
     return false;
   // Installation is done. Now tell the rest of chrome.
   current_version_ = version;
-  webkit::npapi::PluginList::Singleton()->RefreshPlugins();
+  PluginService::GetInstance()->RefreshPlugins();
   return true;
 }
 
@@ -204,10 +203,9 @@ void StartFlashUpdateRegistration(ComponentUpdateService* cus,
 // the information for free.
 void RegisterNPAPIFlashComponent(ComponentUpdateService* cus) {
 #if !defined(OS_CHROMEOS)
-  webkit::npapi::PluginList* plugins = webkit::npapi::PluginList::Singleton();
   FilePath path = GetNPAPIFlashBaseDirectory().Append(kFlashPluginFileName);
-  plugins->AddExtraPluginPath(path);
-  plugins->RefreshPlugins();
+  PluginService::GetInstance()->AddExtraPluginPath(path);
+  PluginService::GetInstance()->RefreshPlugins();
 
   // Post the task to the FILE thread because IO may be done once the plugins
   // are loaded.
diff --git a/chrome/browser/component_updater/pepper_flash_component_installer.cc b/chrome/browser/component_updater/pepper_flash_component_installer.cc
index 0cb8e5f..9dd2a9a 100644
--- a/chrome/browser/component_updater/pepper_flash_component_installer.cc
+++ b/chrome/browser/component_updater/pepper_flash_component_installer.cc
@@ -20,10 +20,10 @@
 #include "chrome/browser/component_updater/component_updater_service.h"
 #include "chrome/browser/plugin_prefs.h"
 #include "chrome/common/chrome_paths.h"
+#include "content/browser/plugin_service.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/pepper_plugin_info.h"
 #include "ppapi/c/private/ppb_pdf.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/plugins/plugin_constants.h"
 #include "webkit/plugins/ppapi/plugin_module.h"
 
@@ -167,9 +167,9 @@ void RegisterPepperFlashWithChrome(const FilePath& path,
   if (!MakePepperFlashPluginInfo(path, version, true, &plugin_info))
     return;
   PluginPrefs::EnablePluginGlobally(kEnablePepperFlash, plugin_info.path);
-  webkit::npapi::PluginList::Singleton()->RegisterInternalPlugin(
+  PluginService::GetInstance()->RegisterInternalPlugin(
       plugin_info.ToWebPluginInfo());
-  webkit::npapi::PluginList::Singleton()->RefreshPlugins();
+  PluginService::GetInstance()->RefreshPlugins();
 }
 
 }  // namespace
@@ -321,8 +321,8 @@ void StartPepperFlashUpdateRegistration(ComponentUpdateService* cus) {
 }  // namespace
 
 void RegisterPepperFlashComponent(ComponentUpdateService* cus) {
-//#if defined(GOOGLE_CHROME_BUILD)
+// #if defined(GOOGLE_CHROME_BUILD)
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
       NewRunnableFunction(&StartPepperFlashUpdateRegistration, cus));
-//#endif
+// #endif
 }
diff --git a/chrome/browser/extensions/extension_service.cc b/chrome/browser/extensions/extension_service.cc
index 04e028a..4a599a3 100644
--- a/chrome/browser/extensions/extension_service.cc
+++ b/chrome/browser/extensions/extension_service.cc
@@ -96,7 +96,6 @@
 #include "net/base/registry_controlled_domain.h"
 #include "webkit/database/database_tracker.h"
 #include "webkit/database/database_util.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/cros/cros_library.h"
@@ -969,8 +968,8 @@ void ExtensionService::NotifyExtensionLoaded(const Extension* extension) {
   bool plugins_changed = false;
   for (size_t i = 0; i < extension->plugins().size(); ++i) {
     const Extension::PluginInfo& plugin = extension->plugins()[i];
-    webkit::npapi::PluginList::Singleton()->RefreshPlugins();
-    webkit::npapi::PluginList::Singleton()->AddExtraPluginPath(plugin.path);
+    PluginService::GetInstance()->RefreshPlugins();
+    PluginService::GetInstance()->AddExtraPluginPath(plugin.path);
     plugins_changed = true;
     ChromePluginServiceFilter* filter =
         ChromePluginServiceFilter::GetInstance();
@@ -1068,9 +1067,8 @@ void ExtensionService::NotifyExtensionUnloaded(
     if (!BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
                                  base::Bind(&ForceShutdownPlugin, plugin.path)))
       NOTREACHED();
-    webkit::npapi::PluginList::Singleton()->RefreshPlugins();
-    webkit::npapi::PluginList::Singleton()->RemoveExtraPluginPath(
-        plugin.path);
+    PluginService::GetInstance()->RefreshPlugins();
+    PluginService::GetInstance()->RemoveExtraPluginPath(plugin.path);
     plugins_changed = true;
     ChromePluginServiceFilter::GetInstance()->UnrestrictPlugin(plugin.path);
   }
@@ -2449,7 +2447,7 @@ void ExtensionService::UpdatePluginListWithNaClModules() {
       if (mime_iter->mime_type == kNaClPluginMimeType) {
         // This plugin handles "application/x-nacl".
 
-        webkit::npapi::PluginList::Singleton()->
+        PluginService::GetInstance()->
             UnregisterInternalPlugin(pepper_info->path);
 
         webkit::WebPluginInfo info = pepper_info->ToWebPluginInfo();
@@ -2468,8 +2466,8 @@ void ExtensionService::UpdatePluginListWithNaClModules() {
           info.mime_types.push_back(mime_type_info);
         }
 
-        webkit::npapi::PluginList::Singleton()->RefreshPlugins();
-        webkit::npapi::PluginList::Singleton()->RegisterInternalPlugin(info);
+        PluginService::GetInstance()->RefreshPlugins();
+        PluginService::GetInstance()->RegisterInternalPlugin(info);
         // This plugin has been modified, no need to check the rest of its
         // types, but continue checking other plugins.
         break;
diff --git a/chrome/browser/metrics/metrics_service.cc b/chrome/browser/metrics/metrics_service.cc
index 2342d74..7f2db89 100644
--- a/chrome/browser/metrics/metrics_service.cc
+++ b/chrome/browser/metrics/metrics_service.cc
@@ -181,7 +181,6 @@
 #include "content/common/child_process_info.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/common/url_fetcher.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/plugins/webplugininfo.h"
 
 // TODO(port): port browser_distribution.h.
diff --git a/chrome/browser/plugin_observer.cc b/chrome/browser/plugin_observer.cc
index c909c69..4d81c68 100644
--- a/chrome/browser/plugin_observer.cc
+++ b/chrome/browser/plugin_observer.cc
@@ -22,7 +22,6 @@
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "webkit/plugins/npapi/plugin_group.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/plugins/webplugininfo.h"
 
 namespace {
diff --git a/chrome/browser/plugin_prefs.cc b/chrome/browser/plugin_prefs.cc
index c20886e..94ecb6e 100644
--- a/chrome/browser/plugin_prefs.cc
+++ b/chrome/browser/plugin_prefs.cc
@@ -480,7 +480,7 @@ void PluginPrefs::SetPolicyEnforcedPluginPatterns(
 webkit::npapi::PluginList* PluginPrefs::GetPluginList() {
   if (plugin_list_)
     return plugin_list_;
-  return webkit::npapi::PluginList::Singleton();
+  return PluginService::GetInstance()->plugin_list();
 }
 
 void PluginPrefs::GetPreferencesDataOnFileThread() {
diff --git a/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm b/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
index c969a4f..a821e1e 100644
--- a/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
+++ b/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
@@ -13,11 +13,11 @@
 #import "chrome/browser/ui/cocoa/hyperlink_button_cell.h"
 #import "chrome/browser/ui/cocoa/info_bubble_view.h"
 #import "chrome/browser/ui/cocoa/l10n_util.h"
+#include "content/browser/plugin_service.h"
 #include "grit/generated_resources.h"
 #include "skia/ext/skia_utils_mac.h"
 #import "third_party/GTM/AppKit/GTMUILocalizerAndLayoutTweaker.h"
 #include "ui/base/l10n/l10n_util.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 
 namespace {
 
@@ -245,7 +245,7 @@ NSTextField* LabelWithFrame(NSString* text, const NSRect& frame) {
     for (std::set<std::string>::iterator it = plugins.begin();
          it != plugins.end(); ++it) {
       NSString* name = SysUTF16ToNSString(
-          webkit::npapi::PluginList::Singleton()->GetPluginGroupName(*it));
+          PluginService::GetInstance()->GetPluginGroupName(*it));
       if ([name length] == 0)
         name = base::SysUTF8ToNSString(*it);
       [pluginArray addObject:name];
diff --git a/chrome/browser/ui/gtk/content_setting_bubble_gtk.cc b/chrome/browser/ui/gtk/content_setting_bubble_gtk.cc
index 821bf32..b414230 100644
--- a/chrome/browser/ui/gtk/content_setting_bubble_gtk.cc
+++ b/chrome/browser/ui/gtk/content_setting_bubble_gtk.cc
@@ -17,6 +17,7 @@
 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
 #include "chrome/browser/ui/gtk/gtk_util.h"
 #include "chrome/common/content_settings.h"
+#include "content/browser/plugin_service.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
@@ -26,7 +27,6 @@
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/text/text_elider.h"
 #include "ui/gfx/gtk_util.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 
 namespace {
 
@@ -109,7 +109,7 @@ void ContentSettingBubbleGtk::BuildBubble() {
     for (std::set<std::string>::const_iterator it = plugins.begin();
         it != plugins.end(); ++it) {
       std::string name = UTF16ToUTF8(
-          webkit::npapi::PluginList::Singleton()->GetPluginGroupName(*it));
+          PluginService::GetInstance()->GetPluginGroupName(*it));
       if (name.empty())
         name = *it;
 
diff --git a/chrome/browser/ui/views/content_setting_bubble_contents.cc b/chrome/browser/ui/views/content_setting_bubble_contents.cc
index 00843db..a9e327b 100644
--- a/chrome/browser/ui/views/content_setting_bubble_contents.cc
+++ b/chrome/browser/ui/views/content_setting_bubble_contents.cc
@@ -19,6 +19,7 @@
 #include "chrome/browser/ui/content_settings/content_setting_bubble_model.h"
 #include "chrome/browser/ui/views/browser_dialogs.h"
 #include "chrome/browser/ui/views/bubble/bubble.h"
+#include "content/browser/plugin_service.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
@@ -32,7 +33,6 @@
 #include "views/controls/separator.h"
 #include "views/layout/grid_layout.h"
 #include "views/layout/layout_constants.h"
-#include "webkit/plugins/npapi/plugin_list.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include "ui/gfx/gtk_util.h"
@@ -217,7 +217,7 @@ void ContentSettingBubbleContents::InitControlLayout() {
     for (std::set<std::string>::const_iterator it = plugins.begin();
         it != plugins.end(); ++it) {
       string16 name =
-          webkit::npapi::PluginList::Singleton()->GetPluginGroupName(*it);
+          PluginService::GetInstance()->GetPluginGroupName(*it);
       if (name.empty())
         name = UTF8ToUTF16(*it);
       layout->StartRow(0, single_column_set_id);
diff --git a/chrome/chrome_common.gypi b/chrome/chrome_common.gypi
index b7478fc..f8141db 100644
--- a/chrome/chrome_common.gypi
+++ b/chrome/chrome_common.gypi
@@ -100,8 +100,6 @@
         'common/content_settings_types.h',
         'common/custom_handlers/protocol_handler.cc',
         'common/custom_handlers/protocol_handler.h',
-        'common/default_plugin.cc',
-        'common/default_plugin.h',
         'common/extensions/extension.cc',
         'common/extensions/extension.h',
         'common/extensions/extension_action.cc',
diff --git a/chrome/common/chrome_content_client.cc b/chrome/common/chrome_content_client.cc
index a015b75..65b004b 100644
--- a/chrome/common/chrome_content_client.cc
+++ b/chrome/common/chrome_content_client.cc
@@ -12,17 +12,20 @@
 #include "base/stringprintf.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
+#include "base/utf_string_conversions.h"
 #include "base/win/windows_version.h"
 #include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/render_messages.h"
+#include "chrome/default_plugin/plugin_main.h"
 #include "content/public/common/pepper_plugin_info.h"
 #include "remoting/client/plugin/pepper_entrypoints.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "webkit/glue/user_agent.h"
+#include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/plugins/plugin_constants.h"
 
 #if defined(OS_WIN)
@@ -266,6 +269,37 @@ void ChromeContentClient::AddPepperPlugins(
   AddOutOfProcessFlash(plugins);
 }
 
+void ChromeContentClient::AddNPAPIPlugins(
+    webkit::npapi::PluginList* plugin_list) {
+#if defined(OS_WIN) && !defined(USE_AURA)
+  // TODO(bauerb): On Windows the default plug-in can download and install
+  // missing plug-ins, which we don't support in the browser yet, so keep
+  // using the default plug-in on Windows until we do.
+  // Aura isn't going to support NPAPI plugins.
+  const webkit::npapi::PluginEntryPoints entry_points = {
+    default_plugin::NP_GetEntryPoints,
+    default_plugin::NP_Initialize,
+    default_plugin::NP_Shutdown
+  };
+
+  webkit::WebPluginInfo info;
+  info.path = FilePath(webkit::npapi::kDefaultPluginLibraryName);
+  info.name = ASCIIToUTF16("Default Plug-in");
+  info.version = ASCIIToUTF16("1");
+  info.desc = ASCIIToUTF16("Provides functionality for installing third-party "
+                           "plug-ins");
+
+  webkit::WebPluginMimeType mimeType;
+  mimeType.mime_type = "*";
+  info.mime_types.push_back(mimeType);
+
+  webkit::npapi::PluginList::Singleton()->RegisterInternalPlugin(
+      info,
+      entry_points,
+      false);
+#endif
+}
+
 bool ChromeContentClient::CanSendWhileSwappedOut(const IPC::Message* msg) {
   // Any Chrome-specific messages that must be allowed to be sent from swapped
   // out renderers.
diff --git a/chrome/common/chrome_content_client.h b/chrome/common/chrome_content_client.h
index 5d82037..6c252e1 100644
--- a/chrome/common/chrome_content_client.h
+++ b/chrome/common/chrome_content_client.h
@@ -21,6 +21,8 @@ class ChromeContentClient : public content::ContentClient {
   virtual void SetGpuInfo(const content::GPUInfo& gpu_info) OVERRIDE;
   virtual void AddPepperPlugins(
       std::vector<content::PepperPluginInfo>* plugins) OVERRIDE;
+  virtual void AddNPAPIPlugins(
+      webkit::npapi::PluginList* plugin_list) OVERRIDE;
   virtual bool CanSendWhileSwappedOut(const IPC::Message* msg) OVERRIDE;
   virtual bool CanHandleWhileSwappedOut(const IPC::Message& msg) OVERRIDE;
   virtual std::string GetUserAgent(bool* overriding) const OVERRIDE;
diff --git a/chrome/common/default_plugin.cc b/chrome/common/default_plugin.cc
deleted file mode 100644
index b9b8fab..0000000
--- a/chrome/common/default_plugin.cc
+++ /dev/null
@@ -1,44 +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 "base/utf_string_conversions.h"
-#include "chrome/common/default_plugin.h"
-#include "chrome/default_plugin/plugin_main.h"
-#include "webkit/plugins/npapi/plugin_list.h"
-
-namespace chrome {
-
-void RegisterInternalDefaultPlugin() {
-#if defined(OS_WIN) && !defined(USE_AURA)
-  // TODO(bauerb): On Windows the default plug-in can download and install
-  // missing plug-ins, which we don't support in the browser yet, so keep
-  // using the default plug-in on Windows until we do.
-  // Aura isn't going to support NPAPI plugins.
-  const webkit::npapi::PluginEntryPoints entry_points = {
-#if !defined(OS_POSIX) || defined(OS_MACOSX)
-    default_plugin::NP_GetEntryPoints,
-#endif
-    default_plugin::NP_Initialize,
-    default_plugin::NP_Shutdown
-  };
-
-  webkit::WebPluginInfo info;
-  info.path = FilePath(webkit::npapi::kDefaultPluginLibraryName);
-  info.name = ASCIIToUTF16("Default Plug-in");
-  info.version = ASCIIToUTF16("1");
-  info.desc = ASCIIToUTF16("Provides functionality for installing third-party "
-                           "plug-ins");
-
-  webkit::WebPluginMimeType mimeType;
-  mimeType.mime_type = "*";
-  info.mime_types.push_back(mimeType);
-
-  webkit::npapi::PluginList::Singleton()->RegisterInternalPlugin(
-      info,
-      entry_points,
-      false);
-#endif
-}
-
-}  // namespace chrome
diff --git a/chrome/common/default_plugin.h b/chrome/common/default_plugin.h
deleted file mode 100644
index 6cc8348..0000000
--- a/chrome/common/default_plugin.h
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright (c) 2010 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.
-
-#ifndef CHROME_COMMON_DEFAULT_PLUGIN_H_
-#define CHROME_COMMON_DEFAULT_PLUGIN_H_
-#pragma once
-
-namespace chrome {
-
-// Register the default plugin as an internal plugin in the PluginList.
-void RegisterInternalDefaultPlugin();
-
-}  // namespace chrome
-
-#endif  // CHROME_COMMON_DEFAULT_PLUGIN_H_
diff --git a/chrome/plugin/chrome_content_plugin_client.cc b/chrome/plugin/chrome_content_plugin_client.cc
index b26f523..0a8e42b 100644
--- a/chrome/plugin/chrome_content_plugin_client.cc
+++ b/chrome/plugin/chrome_content_plugin_client.cc
@@ -4,8 +4,6 @@
 
 #include "chrome/plugin/chrome_content_plugin_client.h"
 
-#include "chrome/common/default_plugin.h"
-
 #if defined(OS_MACOSX)
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_cftyperef.h"
@@ -29,8 +27,6 @@ void ChromeContentPluginClient::PluginProcessStarted(
                                cf_plugin_name.get(), app_name.get()));
   base::mac::SetProcessName(process_name);
 #endif
-
-  chrome::RegisterInternalDefaultPlugin();
 }
 
 }  // namespace chrome