Add "loading..." message to theme install to counter jank.

BUG= http://crbug.com/17696
TEST= Install a theme.  Note that a "loading" message appears to notify you that a theme is loading.

Review URL: http://codereview.chromium.org/191011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@25383 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 22 insertions, 0 deletions

diff --git a/chrome/browser/browser.cc b/chrome/browser/browser.cc
index 877f887..514d0ff 100644
--- a/chrome/browser/browser.cc
+++ b/chrome/browser/browser.cc
@@ -83,6 +83,7 @@
 #include "chrome/browser/user_data_manager.h"
 #include "chrome/browser/view_ids.h"
 #include "chrome/browser/views/location_bar_view.h"
+#include "chrome/browser/views/theme_install_bubble_view.h"
 #include "chrome/common/child_process_host.h"
 #endif  // OS_WIN
 
@@ -202,6 +203,10 @@ Browser::Browser(Type type, Profile* profile)
   registrar_.Add(this, NotificationType::BROWSER_THEME_CHANGED,
                  NotificationService::AllSources());
 
+  // Need to know when to alert the user of theme install delay.
+  registrar_.Add(this, NotificationType::EXTENSION_READY_FOR_INSTALL,
+                 NotificationService::AllSources());
+
   InitCommandState();
   BrowserList::AddBrowser(this);
 
@@ -2160,6 +2165,23 @@ void Browser::Observe(NotificationType type,
       window()->UserChangedTheme();
       break;
 
+    case NotificationType::EXTENSION_READY_FOR_INSTALL: {
+#if defined(OS_WIN)
+      if (BrowserList::GetLastActive() != this)
+        break;
+      TabContents* tab_contents =
+          BrowserList::GetLastActive()->GetSelectedTabContents();
+      if (!tab_contents)
+        break;
+      if (platform_util::IsVisible(tab_contents->GetNativeView()))
+        ThemeInstallBubbleView::Show(tab_contents);
+#else
+  NOTIMPLEMENTED();
+#endif
+      break;
+    }
+
+
     default:
       NOTREACHED() << "Got a notification we didn't register for.";
   }