[Aura] Initial app list webui.

chrome/browser/ui/views/aura/app_list_window.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/views/aura/app_list_window.h"
 
 #include "base/bind.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/views/dom_view.h"
+#include "chrome/common/url_constants.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/render_widget_host_view.h"
 #include "views/widget/widget.h"
 #include "ui/aura/desktop.h"
 #include "ui/gfx/compositor/layer_animator.h"
 #include "ui/gfx/screen.h"
 
 namespace {
 
 // Gets preferred bounds of app list window in show/hide state.
@@ skipping 64 matching lines @@
 void AppListWindow::OnActiveWindowChanged(aura::Window* active) {
   if (widget_ && !widget_->IsActive() && is_visible_)
     SetVisible(false, true);
 }
 
 void AppListWindow::Init() {
   DCHECK(!widget_ && !contents_);
 
   contents_ = new DOMView();
   contents_->Init(ProfileManager::GetDefaultProfile(), NULL);
-  contents_->LoadURL(GURL("chrome://newtab#applist"));
+  contents_->LoadURL(GURL(chrome::kChromeUIAppListURL));
 
   // Use a background with transparency to trigger transparent webkit.
   SkBitmap background;
   background.setConfig(SkBitmap::kARGB_8888_Config, 1, 1);
   background.allocPixels();
   background.eraseARGB(0x00, 0x00, 0x00, 0x00);
 
   TabContents* tab = contents_->dom_contents()->tab_contents();
   RenderViewHost* host = tab->render_view_host();
   host->view()->SetBackground(background);
@@ skipping 37 matching lines @@
       // TODO(xiyuan): Properly close widget after animation finishes.
       MessageLoop::current()->PostDelayedTask(
           FROM_HERE,
           base::Bind(&views::Widget::Close, base::Unretained(widget_)),
           1000);
     } else {
       widget_->Close();
     }
   }
 }