add ash_resources.grd and necessary changes to use images in ash/resources

ash/shell/launcher_delegate_impl.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/shell/launcher_delegate_impl.h"
 
 #include "ash/launcher/launcher_context_menu.h"
 #include "ash/shell/toplevel_window.h"
 #include "ash/shell/window_watcher.h"
 #include "ash/wm/window_util.h"
-#include "grit/ui_resources.h"
+#include "grit/ash_resources.h"
 #include "ui/aura/window.h"
 
 namespace ash {
 namespace shell {
 
 LauncherDelegateImpl::LauncherDelegateImpl(WindowWatcher* watcher)
     : watcher_(watcher) {
 }
 
 LauncherDelegateImpl::~LauncherDelegateImpl() {
@@ skipping 38 matching lines @@
 ash::LauncherID LauncherDelegateImpl::GetIDByWindow(aura::Window* window) {
   return watcher_->GetIDByWindow(window);
 }
 
 bool LauncherDelegateImpl::IsDraggable(const ash::LauncherItem& item) {
   return true;
 }
 
 }  // namespace shell
 }  // namespace ash