gpu: Remove Create/DeleteImage IPC by adding an X11_PIXMAP_BUFFER GpuMemoryBuffer type.

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 60 matching lines @@
     'command_buffer/service/gles2_cmd_validation.cc',
     'command_buffer/service/gles2_cmd_validation_autogen.h',
     'command_buffer/service/gles2_cmd_validation_implementation_autogen.h',
     'command_buffer/service/gl_context_virtual.cc',
     'command_buffer/service/gl_context_virtual.h',
     'command_buffer/service/gl_state_restorer_impl.cc',
     'command_buffer/service/gl_state_restorer_impl.h',
     'command_buffer/service/gl_utils.h',
     'command_buffer/service/gpu_control_service.cc',
     'command_buffer/service/gpu_control_service.h',
-    'command_buffer/service/gpu_memory_buffer_manager.h',
     'command_buffer/service/gpu_scheduler.cc',
     'command_buffer/service/gpu_scheduler.h',
     'command_buffer/service/gpu_scheduler_mock.h',
     'command_buffer/service/gpu_state_tracer.cc',
     'command_buffer/service/gpu_state_tracer.h',
     'command_buffer/service/gpu_switches.cc',
     'command_buffer/service/gpu_switches.h',
     'command_buffer/service/gpu_tracer.cc',
     'command_buffer/service/gpu_tracer.h',
     'command_buffer/service/id_manager.h',
@@ skipping 52 matching lines @@
     }],
     ['OS=="android"', {
       'configurations': {
         'Release': {
           'cflags': ['-O2']
         }
       }
     }]
   ],
 }