Offer Resource Timing in workers

Source/platform/blink_platform.gypi

 {
   'includes': [
     'platform_generated.gypi',
   ],
   'variables': {
     'platform_files': [
       'AsyncFileSystemCallbacks.h',
       'CalculationValue.h',
       'CheckedInt.h',
       'Clock.cpp',
@@ skipping 759 matching lines @@
       'network/NetworkHints.cpp',
       'network/NetworkHints.h',
       'network/ParsedContentType.cpp',
       'network/ParsedContentType.h',
       'network/ResourceError.cpp',
       'network/ResourceError.h',
       'network/ResourceRequest.cpp',
       'network/ResourceRequest.h',
       'network/ResourceResponse.cpp',
       'network/ResourceResponse.h',
+      'network/ResourceTimingInfo.cpp',
+      'network/ResourceTimingInfo.h',
       'network/WebSocketHandshakeRequest.cpp',
       'network/WebSocketHandshakeRequest.h',
       'network/WebSocketHandshakeResponse.cpp',
       'network/WebSocketHandshakeResponse.h',
       'plugins/PluginData.cpp',
       'plugins/PluginData.h',
       'plugins/PluginListBuilder.cpp',
       'plugins/PluginListBuilder.h',
       'scheduler/CancellableTaskFactory.cpp',
       'scheduler/CancellableTaskFactory.h',
@@ skipping 246 matching lines @@
       ['os_posix==1 and OS!="mac"',
         {
           'platform_test_files': [
             'text/LocaleICUTest.cpp',
           ],
         }
       ],
     ],
   },
 }