Adds the test expectations of home card bounds.

athena/home/public/home_card.h

 // Copyright 2014 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.
 
 #ifndef ATHENA_HOME_PUBLIC_HOME_CARD_H_
 #define ATHENA_HOME_PUBLIC_HOME_CARD_H_
 
 #include "athena/athena_export.h"
 
 namespace app_list {
 class SearchProvider;
 }
 
+namespace aura {
+class Window;
+}
+
 namespace gfx {
 class Rect;
 }
 
 namespace athena {
 class AppModelBuilder;
 
 class ATHENA_EXPORT HomeCard {
  public:
   enum State {
@@ skipping 26 matching lines @@
 
   // Registers a search_provider to the HomeCard. Receiver will take
   // the ownership of the specified provider.
   virtual void RegisterSearchProvider(
       app_list::SearchProvider* search_provider) = 0;
 
   // Called when the virtual keyboard changed has changed to |bounds|. An empty
   // |bounds| indicates that the virtual keyboard is not visible anymore.
   virtual void UpdateVirtualKeyboardBounds(
       const gfx::Rect& bounds) = 0;
+
+  // Returns the aura::Window for home card. This is used for testing.
+  virtual aura::Window* GetHomeCardWindowForTest() = 0;

[oshima, 2014/08/28 00:03:13]

Since the test reside in impl directory, can we keep it in HomeCardImpl?

[Jun Mukai, 2014/08/28 00:43:33]

Done.

 };
 
 }  // namespace athena
 
 #endif  // ATHENA_HOME_PUBLIC_HOME_CARD_H_