GBM Ozone implementation

ui/ozone/platform/dri/dri.gypi

 # Copyright 2014 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': {
     'internal_ozone_platform_deps': [
       'ozone_platform_dri',
     ],
     'internal_ozone_platforms': [
-      'dri'
+      'dri',
     ],
   },
   'targets': [
     {
       'target_name': 'ozone_platform_dri',
       'type': 'static_library',
       'dependencies': [
         '../../base/base.gyp:base',
         '../../build/linux/system.gyp:dridrm',
         '../../skia/skia.gyp:skia',
@@ skipping 28 matching lines @@
         'dri_vsync_provider.cc',
         'dri_vsync_provider.h',
         'dri_wrapper.cc',
         'dri_wrapper.h',
         'hardware_display_controller.cc',
         'hardware_display_controller.h',
         'ozone_platform_dri.cc',
         'ozone_platform_dri.h',
         'screen_manager.cc',
         'screen_manager.h',
+        'scanout_surface.h',
       ],
     },
   ],
 }