Move wallpapers to ash/resource

ash/ash_resources.gypi

Index: ash/ash_resources.gypi
diff --git a/ash/ash_resources.gypi b/ash/ash_resources.gypi
index 5c2d62ad43b44e232cbd2e5c640792e4f6d2d5e9..cdec48da5afa8dc57a34cf5ea8605d1c00a1f152 100644
--- a/ash/ash_resources.gypi
+++ b/ash/ash_resources.gypi
@@ -25,5 +25,26 @@
         ],
       },
     },
+    {
+      'target_name': 'ash_wallpaper_resources',
+      'type': 'none',
+      'conditions': [
+        ['use_ash==1', {
+          'variables': {
+            'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/ash/ash_resources',
+          },
+          'actions': [
+            {
+              'action_name': 'ash_wallpapers_resources',
+              'variables': {
+                'grit_grd_file': 'resources/ash_wallpaper_resources.grd',
+              },
+              'includes': [ '../build/grit_action.gypi' ],
+            },
+          ],
+          'includes': [ '../build/grit_target.gypi' ],
+        }],
+      ],
+    },
   ],
 }