Add gpu targets to untrusted NaCl build.

gpu/command_buffer_common.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': [
     '<(DEPTH)/third_party/khronos',
   ],
   'all_dependent_settings': {
     'include_dirs': [
       '<(DEPTH)/third_party/khronos',
     ],
   },
-  'dependencies': [
-    '../base/base.gyp:base',
-    'command_buffer/command_buffer.gyp:gles2_utils',
-  ],
   'sources': [
     'command_buffer/common/bitfield_helpers.h',
     'command_buffer/common/buffer.h',
     'command_buffer/common/cmd_buffer_common.h',
     'command_buffer/common/cmd_buffer_common.cc',
     'command_buffer/common/command_buffer.h',
     'command_buffer/common/compiler_specific.h',
     'command_buffer/common/constants.h',
     'command_buffer/common/gles2_cmd_ids_autogen.h',
     'command_buffer/common/gles2_cmd_ids.h',
     'command_buffer/common/gles2_cmd_format_autogen.h',
     'command_buffer/common/gles2_cmd_format.cc',
     'command_buffer/common/gles2_cmd_format.h',
     'command_buffer/common/id_allocator.cc',
     'command_buffer/common/id_allocator.h',
     'command_buffer/common/thread_local.h',
     'command_buffer/common/types.h',
   ],
 }