Break //ui/gl/ dependency on //ui/ozone.

ui/gl/gl.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': {
     'chromium_code': 1,
   },
 
   'targets': [
@@ skipping 274 matching lines @@
             'system_monitor_posix.cc',
           ],
           'defines': [
             'GL_GLEXT_PROTOTYPES',
             'EGL_EGLEXT_PROTOTYPES',
           ],
         }],
         ['OS!="android"', {
           'sources/': [ ['exclude', '^android/'] ],
         }],
-        ['use_ozone==1', {
-          'sources': [
-            'gl_image_ozone_native_pixmap.cc',
-            'gl_image_ozone_native_pixmap.h',
-          ],
-          'dependencies': [
-            '../ozone/ozone.gyp:ozone',
-            '../ozone/ozone.gyp:ozone_base',
-          ],
-        }],
       ],
     },
     {
       'target_name': 'gl_unittest_utils',
       'type': 'static_library',
       'dependencies': [
         '../../testing/gmock.gyp:gmock',
         '../../third_party/khronos/khronos.gyp:khronos_headers',
         'gl',
         'init/gl_init.gyp:gl_init',
@@ skipping 67 matching lines @@
           ],
           'variables': {
             'jni_gen_package': 'ui/gl',
           },
           'includes': [ '../../build/jni_generator.gypi' ],
         },
       ],
     }],
   ],
 }