Move simple png encoding for image_diff into tools/

webkit/support/webkit_support.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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 92 matching lines @@
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/crypto/crypto.gyp:crypto',
         '<(DEPTH)/net/net.gyp:net',
         '<(DEPTH)/skia/skia.gyp:skia',
         '<(DEPTH)/third_party/zlib/zlib.gyp:zlib',
         '<(DEPTH)/ui/ui.gyp:ui',
         '<(DEPTH)/webkit/common/user_agent/webkit_user_agent.gyp:user_agent',
         '<(DEPTH)/webkit/renderer/webkit_renderer.gyp:webkit_renderer',
         'glue',
-        'webkit_support_gfx',
       ],
       'export_dependent_settings': [
         '<(DEPTH)/base/base.gyp:base',
       ],
       'sources': [
         '<(DEPTH)/webkit/browser/fileapi/mock_file_system_context.cc',
         '<(DEPTH)/webkit/browser/fileapi/mock_file_system_context.h',
         '<(DEPTH)/webkit/browser/fileapi/mock_file_system_options.cc',
         '<(DEPTH)/webkit/browser/fileapi/mock_file_system_options.h',
         '<(DEPTH)/webkit/browser/quota/mock_special_storage_policy.cc',
         '<(DEPTH)/webkit/browser/quota/mock_special_storage_policy.h',
         '<(DEPTH)/webkit/support/mac/DumpRenderTreePasteboard.h',
         '<(DEPTH)/webkit/support/mac/DumpRenderTreePasteboard.m',
         '<(DEPTH)/webkit/support/mock_webclipboard_impl.cc',
         '<(DEPTH)/webkit/support/mock_webclipboard_impl.h',
         '<(DEPTH)/webkit/support/test_shell_webblobregistry_impl.cc',
         '<(DEPTH)/webkit/support/test_shell_webblobregistry_impl.h',
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
-
-    {
-      'target_name': 'webkit_support_gfx',
-      'type': 'static_library',
-      'variables': { 'enable_wexit_time_destructors': 1, },
-      'dependencies': [
-        '<(DEPTH)/third_party/libpng/libpng.gyp:libpng',
-        '<(DEPTH)/third_party/zlib/zlib.gyp:zlib',
-      ],
-      'sources': [
-        'webkit_support_gfx.h',
-        'webkit_support_gfx.cc',
-      ],
-      'include_dirs': [
-        '<(DEPTH)',
-      ],
-      'conditions': [
-          ['OS=="android"', {
-              'toolsets': ['target', 'host'],
-          }],
-      ],
-    },
   ],
 }