Implemented GetWindowSnapshot on RenderViewImpl

chrome/chrome_browser_ui.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_ui',
       'type': 'static_library',
@@ skipping 2065 matching lines @@
         'browser/ui/webui/welcome_ui_android.h',
         'browser/ui/window_sizer/window_sizer.cc',
         'browser/ui/window_sizer/window_sizer.h',
         'browser/ui/window_sizer/window_sizer_ash.cc',
         'browser/ui/window_sizer/window_sizer_aura.cc',
         'browser/ui/window_sizer/window_sizer_gtk.cc',
         'browser/ui/window_sizer/window_sizer_mac.mm',
         'browser/ui/window_sizer/window_sizer_win.cc',
         'browser/ui/window_snapshot/window_snapshot.cc',
         'browser/ui/window_snapshot/window_snapshot.h',
-        'browser/ui/window_snapshot/window_snapshot_aura.cc',
-        'browser/ui/window_snapshot/window_snapshot_gtk.cc',
-        'browser/ui/window_snapshot/window_snapshot_mac.mm',
-        'browser/ui/window_snapshot/window_snapshot_win.cc',
         'browser/ui/zoom/zoom_controller.cc',
         'browser/ui/zoom/zoom_controller.h',
         'browser/ui/zoom/zoom_observer.h',
       ],
       'conditions': [
         ['OS != "ios"', {
           'dependencies': [
             'autofill_regexes',
             'browser_extensions',
             'browser/performance_monitor/performance_monitor.gyp:performance_monitor',
@@ skipping 642 matching lines @@
             ['exclude', '^browser/ui/views/select_file_dialog_extension.cc'],
             ['exclude', '^browser/ui/views/select_file_dialog_extension.h'],
             ['exclude', '^browser/ui/views/select_file_dialog_extension_factory.cc'],
             ['exclude', '^browser/ui/views/select_file_dialog_extension_factory.h'],
           ]}
         ],
       ],
     },
   ],
 }