More removal of GTK code.

ui/gfx/gfx.gyp

 # Copyright (c) 2013 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,
   },
   'targets': [
     {
@@ skipping 320 matching lines @@
         #                  http://crbug.com/105550
         ['use_canvas_skia==1', {
           'sources!': [
             'canvas_android.cc',
           ],
         }, {  # use_canvas_skia!=1
           'sources!': [
             'canvas_skia.cc',
           ],
         }],
-        ['toolkit_uses_gtk == 1', {
-          'dependencies': [
-            '<(DEPTH)/build/linux/system.gyp:gtk',
-          ],
-          'sources': [
-            'gtk_native_view_id_manager.cc',
-            'gtk_native_view_id_manager.h',
-            'gtk_preserve_window.cc',
-            'gtk_preserve_window.h',
-            'gdk_compat.h',
-            'gtk_compat.h',
-            'gtk_util.cc',
-            'gtk_util.h',
-            'image/cairo_cached_surface.cc',
-            'image/cairo_cached_surface.h',
-            'scoped_gobject.h',
-          ],
-        }],
         ['OS=="win"', {
           'sources': [
             'gdi_util.cc',
             'gdi_util.h',
             'icon_util.cc',
             'icon_util.h',
           ],
           # TODO(jschuh): C4267: http://crbug.com/167187 size_t -> int
           # C4324 is structure was padded due to __declspec(align()), which is
           # uninteresting.
@@ skipping 178 matching lines @@
           ],
           'variables': {
             'test_suite_name': 'gfx_unittests',
           },
           'includes': [ '../../build/apk_test.gypi' ],
         },
       ],
     }],
   ],
 }