Revert of Fix errors found in Mac gn component builds

gpu/command_buffer_service.gypi

 # 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.
 
 {
   'include_dirs': [
     '..',
   ],
   'all_dependent_settings': {
     'include_dirs': [
@@ skipping 124 matching lines @@
     'command_buffer/service/vertex_array_manager.h',
     'command_buffer/service/vertex_attrib_manager.cc',
     'command_buffer/service/vertex_attrib_manager.h',
   ],
   'conditions': [
     ['ui_compositor_image_transport==1', {
       'include_dirs': [
         '../third_party/khronos',
       ],
     }],
-    ['OS=="mac"', {
-      # Required by gles2_cmd_decoder.cc on Mac.
-      'link_settings': {
-        'libraries': [
-          '$(SDKROOT)/System/Library/Frameworks/IOSurface.framework',
-          '$(SDKROOT)/System/Library/Frameworks/OpenGL.framework',
-        ],
-      },
-    }],
     ['OS in ("win", "android") or (OS == "linux" and use_x11 == 1)', {
       'sources': [
         'command_buffer/service/async_pixel_transfer_manager_egl.cc',
         'command_buffer/service/async_pixel_transfer_manager_egl.h',
       ],
     }],
   ],
 }