Adds enableVirtualTime and setVirtualTimePolicy To Emulation domain.

third_party/WebKit/Source/core/loader/FrameFetchContext.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 764 matching lines @@
         return ResourceLoadPriorityVeryLow;
 
     return priority;
 }
 
 WebTaskRunner* FrameFetchContext::loadingTaskRunner() const
 {
     return frame()->frameScheduler()->loadingTaskRunner();
 }
 
+WebViewScheduler* FrameFetchContext::webViewScheduler() const
+{
+    return frame()->frameScheduler()->webViewScheduler();
+}
+
 DEFINE_TRACE(FrameFetchContext)
 {
     visitor->trace(m_document);
     visitor->trace(m_documentLoader);
     FetchContext::trace(visitor);
 }
 
 } // namespace blink