Purge the App Launcher code from Windows.

ui/app_list/views/test/apps_grid_view_test_api.h

 // 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.
 
 #ifndef UI_APP_LIST_VIEWS_TEST_APPS_GRID_VIEW_TEST_API_H_
 #define UI_APP_LIST_VIEWS_TEST_APPS_GRID_VIEW_TEST_API_H_
 
 #include "base/macros.h"
 
 namespace views {
@@ skipping 12 matching lines @@
   ~AppsGridViewTestApi();
 
   views::View* GetViewAtModelIndex(int index) const;
 
   void LayoutToIdealBounds();
 
   void SetPageFlipDelay(int page_flip_delay_in_ms);
 
   void PressItemAt(int index);
 
-  void DisableSynchronousDrag();
-
   bool HasPendingPageFlip() const;
 
  private:
   AppsGridView* view_;
 
   DISALLOW_COPY_AND_ASSIGN(AppsGridViewTestApi);
 };
 
 }  // namespace test
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_TEST_APPS_GRID_VIEW_TEST_API_H_