Refactor: Move app/gfx/gl ==> ui/gfx/gl

ui/gfx/compositor/compositor.gyp

 # Copyright (c) 2011 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.
 
 {
   'targets': [
     {
       'target_name': 'compositor',
       'type': '<(library)',
       'msvs_guid': '21CEE0E3-6F4E-4F01-B8C9-F7751CC21AA9',
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
-        '<(DEPTH)/app/app.gyp:app_base',
+        '<(DEPTH)/ui/gfx/gl/gl.gyp:gl',
         '<(DEPTH)/ui/ui.gyp:ui_gfx',
       ],
       'sources': [
         'compositor.cc',
         'compositor_gl.cc',
         'compositor.h',
       ],
       'conditions': [
         ['OS=="linux" or OS=="freebsd" or OS=="openbsd"', {
           'sources!': [
             'compositor.cc',
           ],
         }, {
           'sources!': [
             'compositor_gl.cc',
           ]
         }],
       ],
     },
   ],
 }