Notify launcher page with onTransitionChanged event

ui/app_list/app_list_view_delegate.h

Index: ui/app_list/app_list_view_delegate.h
diff --git a/ui/app_list/app_list_view_delegate.h b/ui/app_list/app_list_view_delegate.h
index 90a608ed072034f84bcb4c149f0026e01c44877d..5f6a1fbcaeacfd67125dafd772d8879ff5a634ec 100644
--- a/ui/app_list/app_list_view_delegate.h
+++ b/ui/app_list/app_list_view_delegate.h
@@ -57,7 +57,6 @@ class APP_LIST_EXPORT AppListViewDelegate {
   };
   typedef std::vector<User> Users;
 
-  // AppListView owns the delegate.
   virtual ~AppListViewDelegate() {}
 
   // Whether to force the use of a native desktop widget when the app list
@@ -110,6 +109,9 @@ class APP_LIST_EXPORT AppListViewDelegate {
   // Invoked when the app list UI is created.
   virtual void ViewInitialized() = 0;
 
+  // Invoked when the app list UI has finished updating for a profile change.
+  virtual void ViewReinitializedForProfileChange() = 0;

[Matt Giuca, 2014/11/03 00:57:42]

Drop the "ForProfileChange". Just "ViewReinitialized", it's cleaner. (No need to
say *why* it was called because in the future it could be called for another
reason.)

[calamity, 2014/11/06 02:36:32]

Code is gone.

+
   // Invoked to dismiss app list. This may leave the view open but hidden from
   // the user.
   virtual void Dismiss() = 0;