Implement TransformFeedbackManager in GPU command buffer.

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 66 matching lines @@
     'command_buffer/service/gpu_tracer.cc',
     'command_buffer/service/gpu_tracer.h',
     'command_buffer/service/id_manager.cc',
     'command_buffer/service/id_manager.h',
     'command_buffer/service/image_factory.cc',
     'command_buffer/service/image_factory.h',
     'command_buffer/service/image_manager.cc',
     'command_buffer/service/image_manager.h',
     'command_buffer/service/in_process_command_buffer.cc',
     'command_buffer/service/in_process_command_buffer.h',
+    'command_buffer/service/indexed_buffer_binding_host.cc',
+    'command_buffer/service/indexed_buffer_binding_host.h',
     'command_buffer/service/logger.cc',
     'command_buffer/service/logger.h',
     'command_buffer/service/mailbox_manager.cc',
     'command_buffer/service/mailbox_manager.h',
     'command_buffer/service/mailbox_manager_impl.cc',
     'command_buffer/service/mailbox_manager_impl.h',
     'command_buffer/service/mailbox_manager_sync.cc',
     'command_buffer/service/mailbox_manager_sync.h',
     'command_buffer/service/memory_program_cache.cc',
     'command_buffer/service/memory_program_cache.h',
@@ skipping 17 matching lines @@
     'command_buffer/service/shader_translator_cache.cc',
     'command_buffer/service/shader_translator_cache.h',
     'command_buffer/service/sync_point_manager.cc',
     'command_buffer/service/sync_point_manager.h',
     'command_buffer/service/texture_definition.cc',
     'command_buffer/service/texture_definition.h',
     'command_buffer/service/texture_manager.cc',
     'command_buffer/service/texture_manager.h',
     'command_buffer/service/transfer_buffer_manager.cc',
     'command_buffer/service/transfer_buffer_manager.h',
+    'command_buffer/service/transform_feedback_manager.cc',
+    'command_buffer/service/transform_feedback_manager.h',
     'command_buffer/service/vertex_array_manager.cc',
     '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',
         ],
       },
     }],
   ],
 }