Remove all uses of toolkit_use_gtk in the gyp files.

media/media.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the cras (ChromeOS audio) library.
     'use_cras%': 0,
     # Option e.g. for Linux distributions to link pulseaudio directly
@@ skipping 873 matching lines @@
             'formats/mpeg/mpeg_audio_stream_parser_base.h',
           ],
           'conditions': [
             ['enable_mpeg2ts_stream_parser==1', {
               'defines': [
                 'ENABLE_MPEG2TS_STREAM_PARSER',
               ],
             }],
           ],
         }],
-        ['toolkit_uses_gtk==1', {
-          'dependencies': [
-            '../build/linux/system.gyp:gtk',
-          ],
-        }],
         ['target_arch=="ia32" or target_arch=="x64"', {
           'dependencies': [
             'media_asm',
             'media_mmx',
             'media_sse',
             'media_sse2',
           ],
           'sources': [
             'base/simd/convert_yuv_to_rgb_x86.cc',
           ],
@@ skipping 744 matching lines @@
             '../base/base.gyp:test_support_base',
             '../base/base.gyp:test_support_perf',
             '../testing/gtest.gyp:gtest',
             '../third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
             'media',
             'media_test_support',
           ],
           'sources': [
             'ffmpeg/ffmpeg_unittest.cc',
           ],
-          'conditions': [
-            ['toolkit_uses_gtk==1', {
-              'dependencies': [
-                # Needed for the following #include chain:
-                #   base/run_all_unittests.cc
-                #   ../base/test_suite.h
-                #   gtk/gtk.h
-                '../build/linux/system.gyp:gtk',
-              ],
-              'conditions': [
-                # TODO(dmikurube): Kill linux_use_tcmalloc. http://crbug.com/345554
-                ['(use_allocator!="none" and use_allocator!="see_use_tcmalloc") or (use_allocator=="see_use_tcmalloc" and linux_use_tcmalloc==1)', {
-                  'dependencies': [
-                    '../base/allocator/allocator.gyp:allocator',
-                  ],
-                }],
-              ],
-            }],
-          ],
         },
         {
           'target_name': 'ffmpeg_regression_tests',
           'type': 'executable',
           'dependencies': [
             '../base/base.gyp:test_support_base',
             '../testing/gmock.gyp:gmock',
             '../testing/gtest.gyp:gtest',
             '../third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
             '../ui/gfx/gfx.gyp:gfx_geometry',
@@ skipping 15 matching lines @@
                   ],
                 }],
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }