Adds enableVirtualTime and setVirtualTimePolicy To Emulation domain.

third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp

Index: third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
diff --git a/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp b/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
index 31e8389897ba03dbbff62479cf5bd80ba306983d..d9277bdfe83e917e14d86d1dae4368b0f939a2a3 100644
--- a/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
+++ b/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
@@ -50,6 +50,7 @@
 #include "public/platform/WebCachePolicy.h"
 #include "public/platform/WebURL.h"
 #include "public/platform/WebURLRequest.h"
+#include "public/platform/WebViewScheduler.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/WTFString.h"
 #include <memory>
@@ -992,7 +993,11 @@ bool ResourceFetcher::startLoad(Resource* resource)
 
     storeResourceTimingInitiatorInformation(resource);
     resource->setFetcherSecurityOrigin(context().getSecurityOrigin());
-    loader->start(resource->resourceRequest(), context().loadingTaskRunner(), context().defersLoading());
+    WeakPtr<WebViewScheduler> webViewScheduler;
+    // Note in some of the tests there isn't a WebViewScheduler.
+    if (context().webViewScheduler())
+        webViewScheduler = context().webViewScheduler()->createWeakPtr();
+    loader->start(resource->resourceRequest(), context().loadingTaskRunner(), webViewScheduler, context().defersLoading());
     return true;
 }