Improve Skia configuration.

skia/skia_library.gypi

 # Copyright 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.
 
 
 # This gypi file contains the Skia library.
 # In component mode (shared_lib) it is folded into a single shared library with
 # the Chrome-specific enhancements but in all other cases it is a separate lib.
 
 # !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!WARNING!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
@@ skipping 36 matching lines @@
     '../third_party/skia/src/ports/SkFontHost_FreeType_common.h',
     '../third_party/skia/src/ports/SkFontConfigParser_android.cpp',
     '../third_party/skia/src/ports/SkFontHost_mac.cpp',
     '../third_party/skia/src/ports/SkFontHost_win.cpp',
     '../third_party/skia/src/ports/SkFontHost_win_dw.cpp',
     '../third_party/skia/src/ports/SkFontMgr_default_gdi.cpp',
     '../third_party/skia/src/ports/SkGlobalInitialization_chromium.cpp',
     '../third_party/skia/src/ports/SkOSFile_posix.cpp',
     '../third_party/skia/src/ports/SkOSFile_stdio.cpp',
     '../third_party/skia/src/ports/SkOSFile_win.cpp',
-    '../third_party/skia/src/ports/SkThread_pthread.cpp',
-    '../third_party/skia/src/ports/SkThread_win.cpp',
     '../third_party/skia/src/ports/SkTime_Unix.cpp',
     '../third_party/skia/src/ports/SkTLS_pthread.cpp',
     '../third_party/skia/src/ports/SkTLS_win.cpp',
 
     '../third_party/skia/src/sfnt/SkOTTable_name.cpp',
     '../third_party/skia/src/sfnt/SkOTTable_name.h',
     '../third_party/skia/src/sfnt/SkOTUtils.cpp',
     '../third_party/skia/src/sfnt/SkOTUtils.h',
 
     '../third_party/skia/include/utils/mac/SkCGUtils.h',
@@ skipping 194 matching lines @@
           '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
         ],
       },
       'sources': [
         '../third_party/skia/src/utils/mac/SkStream_mac.cpp',
       ],
     }],
     [ 'OS == "win"', {
       'sources!': [
         '../third_party/skia/src/ports/SkOSFile_posix.cpp',
-        '../third_party/skia/src/ports/SkThread_pthread.cpp',
         '../third_party/skia/src/ports/SkTime_Unix.cpp',
         '../third_party/skia/src/ports/SkTLS_pthread.cpp',
       ],
       'include_dirs': [
         '../third_party/skia/include/utils/win',
         '../third_party/skia/src/utils/win',
       ],
     },{ # not 'OS == "win"'
       'sources!': [
         '../third_party/skia/src/ports/SkFontHost_win_dw.cpp',
@@ skipping 41 matching lines @@
       '../third_party/skia/include/pdf',
       '../third_party/skia/include/gpu',
       '../third_party/skia/include/lazy',
       '../third_party/skia/include/pathops',
       '../third_party/skia/include/pipe',
       '../third_party/skia/include/ports',
       '../third_party/skia/include/utils',
     ],
   },
 }