Move app/mac/ files to ui/gfx/mac/ directory.

ui/ui_gfx.gypi

 # 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.
 
 {
   'targets': [
     {
       # TODO(rsesek): Remove this target once ui_unittests is run on the
       # waterfall instead of gfx_unittests.
       'target_name': 'gfx_unittests',
@@ skipping 63 matching lines @@
         'gfx/font.cc',
         'gfx/gfx_paths.cc',
         'gfx/gfx_paths.h',
         'gfx/image/image.cc',
         'gfx/image/image.h',
         'gfx/image/image_mac.mm',
         'gfx/image/image_util.cc',
         'gfx/image/image_util.h',
         'gfx/insets.cc',
         'gfx/insets.h',
+        'gfx/mac/nsimage_cache.h',
+        'gfx/mac/nsimage_cache.mm',
+        'gfx/mac/scoped_ns_disable_screen_updates.h',
         'gfx/native_theme.cc',
         'gfx/native_theme.h',
         'gfx/native_widget_types.h',
         'gfx/path.cc',
         'gfx/path.h',
         'gfx/path_gtk.cc',
         'gfx/path_win.cc',
         'gfx/platform_font.h',
         'gfx/platform_font_gtk.h',
         'gfx/platform_font_gtk.cc',
@@ skipping 86 matching lines @@
     },
 
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: