add ash_resources.grd and necessary changes to use images in ash/resources

chrome/chrome_resources.gyp

 # 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.
 {
   'variables': {
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
     'repack_locales_cmd': ['python', 'tools/build/repack_locales.py'],
   },
   'targets': [
     {
@@ skipping 283 matching lines @@
           'includes': ['chrome_repack_chrome_touch_100_percent.gypi']
         },
         {
           'includes': ['chrome_repack_chrome_touch_140_percent.gypi']
         },
         {
           'includes': ['chrome_repack_chrome_touch_180_percent.gypi']
         },
       ],
       'conditions': [
+        ['use_aura==1', {
+          'dependencies': [
+             '<(DEPTH)/ash/ash.gyp:ash_resources',
+          ],
+        }],
         ['OS != "mac"', {
           # Copy pak files to the product directory. These files will be picked
           # up by the following installer scripts:
           #   - Windows: chrome/installer/mini_installer/chrome.release
           #   - Linux: chrome/installer/linux/internal/common/installer.include
           # Ensure that the above scripts are updated when adding or removing
           # pak files.
           # Copying files to the product directory is not needed on the Mac
           # since the framework build phase will copy them into the framework
           # bundle directly.
@@ skipping 58 matching lines @@
                   ],
                 },
               ],
             }],
           ], # conditions
         }], # end OS != "mac"
       ], # conditions
     },
   ], # targets
 }