Send NOTIFICATION_WALLPAPER_ANIMATION_FINISHED for solid background

ash/desktop_background/desktop_background_controller.cc

 // Copyright (c) 2012 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 "ash/desktop_background/desktop_background_controller.h"
 
 #include "ash/desktop_background/desktop_background_view.h"
 #include "ash/desktop_background/desktop_background_widget_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_factory.h"
@@ skipping 242 matching lines @@
 void DesktopBackgroundController::OnWallpaperLoadCompleted(
     scoped_refptr<WallpaperOperation> wo) {
   current_wallpaper_.reset(wo->ReleaseWallpaperData());
 
   SetDesktopBackgroundImageMode();
 
   DCHECK(wo.get() == wallpaper_op_.get());
   wallpaper_op_ = NULL;
 }
 
+void DesktopBackgroundController::NotifyAnimationFinished() {
+  Shell* shell = Shell::GetInstance();
+  shell->user_wallpaper_delegate()->OnWallpaperAnimationFinished();
+}
+
 ui::Layer* DesktopBackgroundController::SetColorLayerForContainer(
     SkColor color,
     aura::RootWindow* root_window,
     int container_id) {
   ui::Layer* background_layer = new ui::Layer(ui::LAYER_SOLID_COLOR);
   background_layer->SetColor(color);
 
   Shell::GetContainer(root_window,container_id)->
       layer()->Add(background_layer);
+
+  MessageLoop::current()->PostTask(FROM_HERE,
+      base::Bind(&DesktopBackgroundController::NotifyAnimationFinished,
+                 weak_ptr_factory_.GetWeakPtr()));
+
   return background_layer;
 }
 
 void DesktopBackgroundController::InstallComponent(
     aura::RootWindow* root_window) {
   internal::DesktopBackgroundWidgetController* component = NULL;
   int container_id = GetBackgroundContainerId(locked_);
 
   switch (desktop_background_mode_) {
     case BACKGROUND_IMAGE: {
@@ skipping 64 matching lines @@
        iter != root_windows.end(); ++iter) {
     gfx::Size root_window_size = (*iter)->GetHostSize();
     if (root_window_size.width() > kSmallWallpaperMaximalWidth ||
         root_window_size.height() > kSmallWallpaperMaximalHeight)
       resolution = LARGE;
   }
   return resolution;
 }
 
 }  // namespace ash