linux: implement gpu plugin

build/common.gypi

 # Copyright (c) 2009 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   'variables': {
     # .gyp files should set chromium_code to 1 if they build Chromium-specific
@@ skipping 130 matching lines @@
     # {'variables': {'library': 'shared_library'}}
     # to compile as shared by default
     'library%': 'static_library',
 
     # The Google Update appid.
     'google_update_appid%': '{8A69D345-D564-463c-AFF1-A69D9E530F96}',
 
     # Whether to add the experimental build define.
     'chrome_frame_define%': 0,
 
-    # Whether GPU plugin build is enabled.
-    'enable_gpu%': 0,
-
     # Whether usage of OpenMAX is enabled.
     'enable_openmax%': 0,
 
     # TODO(bradnelson): eliminate this when possible.
     # To allow local gyp files to prevent release.vsprops from being included.
     # Yes(1) means include release.vsprops.
     # Once all vsprops settings are migrated into gyp, this can go away.
     'msvs_use_common_release%': 1,
 
     # TODO(bradnelson): eliminate this when possible.
@@ skipping 178 matching lines @@
       ['selinux==1', {
         'defines': ['CHROMIUM_SELINUX=1'],
       }],
       ['win_use_allocator_shim==0', {
         'conditions': [
           ['OS=="win"', {
             'defines': ['NO_TCMALLOC'],
           }],
         ],
       }],
-      ['OS=="win"', {
+      ['OS=="win" or (OS=="linux" and target_arch!="arm")', {
         'defines': [
           'ENABLE_GPU=1',
         ],
       }],
       ['coverage!=0', {
         'conditions': [
           ['OS=="mac"', {
             'xcode_settings': {
               'GCC_INSTRUMENT_PROGRAM_FLOW_ARCS': 'YES',  # -fprofile-arcs
               'GCC_GENERATE_TEST_COVERAGE_FILES': 'YES',  # -ftest-coverage
@@ skipping 790 matching lines @@
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: