Remove StartPageView from being a AppListViewDelegateObserver

ui/app_list/views/start_page_view.h

Index: ui/app_list/views/start_page_view.h
diff --git a/ui/app_list/views/start_page_view.h b/ui/app_list/views/start_page_view.h
index 5c294141cdb30d58a88ed6a4feb57abfa0c7c193..857c65a77bce4d83fa9281c7bbf5a003f98fa246 100644
--- a/ui/app_list/views/start_page_view.h
+++ b/ui/app_list/views/start_page_view.h
@@ -24,8 +24,7 @@ class TileItemView;
 // The start page for the experimental app list.
 class APP_LIST_EXPORT StartPageView : public views::View,
                                       public ui::ListModelObserver,
-                                      public SearchBoxViewDelegate,
-                                      public AppListViewDelegateObserver {
+                                      public SearchBoxViewDelegate {
  public:
   StartPageView(AppListMainView* app_list_main_view,
                 AppListViewDelegate* view_delegate);
@@ -67,9 +66,6 @@ class APP_LIST_EXPORT StartPageView : public views::View,
   // Overridden from SearchBoxViewDelegate:
   virtual void QueryChanged(SearchBoxView* sender) OVERRIDE;
 
-  // Overridden from AppListViewDelegateObserver:
-  virtual void OnProfilesChanged() OVERRIDE;
-
   // Overridden from ui::ListModelObserver:
   virtual void ListItemsAdded(size_t start, size_t count) OVERRIDE;
   virtual void ListItemsRemoved(size_t start, size_t count) OVERRIDE;