[cc] Add window decoration layers (NinePatch)

cc/cc.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': {
     'cc_source_files': [
       'hash_pair.h',
       'scoped_ptr_hash_map.h',
       'scoped_ptr_vector.h',
@@ skipping 11 matching lines @@
       'CCAnimationEvents.h',
       'checkerboard_draw_quad.cc',
       'CCCheckerboardDrawQuad.h',
       'CCCompletionEvent.h',
       'damage_tracker.cc',
       'CCDamageTracker.h',
       'debug_border_draw_quad.cc',
       'CCDebugBorderDrawQuad.h',
       'debug_rect_history.cc',
       'CCDebugRectHistory.h',
+      'CCDecorationLayerImpl.cpp',
+      'CCDecorationLayerImpl.h',
       'delay_based_time_source.cc',
       'CCDelayBasedTimeSource.h',
       'delegated_renderer_layer_impl.cc',
       'CCDelegatedRendererLayerImpl.h',
       'direct_renderer.cc',
       'CCDirectRenderer.h',
       'draw_quad.cc',
       'CCDrawQuad.h',
       'font_atlas.cc',
       'CCFontAtlas.h',
@@ skipping 122 matching lines @@
       'CCTimingFunction.h',
       'video_layer_impl.cc',
       'CCVideoLayerImpl.h',
       'yuv_video_draw_quad.cc',
       'CCYUVVideoDrawQuad.h',
       'canvas_layer_texture_updater.cc',
       'CanvasLayerTextureUpdater.h',
       'content_layer.cc',
       'ContentLayerChromium.h',
       'ContentLayerChromiumClient.h',
+      'DecorationLayerChromium.h',
+      'DecorationLayerChromium.cpp',
       'delegated_renderer_layer.cc',
       'DelegatedRendererLayerChromium.h',
       'frame_buffer_skpicture_canvas_layer_texture_updater.cc',
       'FrameBufferSkPictureCanvasLayerTextureUpdater.h',
       'geometry_binding.cc',
       'GeometryBinding.h',
       'heads_up_display_layer.cc',
       'HeadsUpDisplayLayerChromium.h',
       'io_surface_layer.cc',
       'IOSurfaceLayerChromium.h',
@@ skipping 217 matching lines @@
         'stubs/int_size.h',
         'stubs/not_implemented.h',
         'stubs/skia_utils.h',
         'stubs/tiling_data.h',
         'stubs/trace_event.h',
         'stubs/unit_bezier.h',
       ],
     },
   ],
 }