Propogate loading behavior data from Blink to content/

third_party/WebKit/Source/core/loader/FrameLoaderClient.h

Index: third_party/WebKit/Source/core/loader/FrameLoaderClient.h
diff --git a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
index fb99716e5c7ed0d56dd6a4bcd4086f76a8a0d09d..17c4587a979ac45896a729a3ff489d6dacedb79a 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
+++ b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
@@ -41,6 +41,7 @@
 #include "platform/heap/Handle.h"
 #include "platform/network/ResourceLoadPriority.h"
 #include "platform/weborigin/Referrer.h"
+#include "public/platform/WebExperimentData.h"
 #include "wtf/Forward.h"
 #include "wtf/Vector.h"
 #include <v8.h>
@@ -140,6 +141,10 @@ public:
     // Will be called when |PerformanceTiming| events are updated
     virtual void didChangePerformanceTiming() { }
 
+    // Will be called when an experimental feature has been used. This is to
+    // propogate renderer experimental data to the browser for histograms.
+    virtual void didUseExperiment(WebExperimentData) { }
+
     // Transmits the change in the set of watched CSS selectors property
     // that match any element on the frame.
     virtual void selectorMatchChanged(const Vector<String>& addedSelectors, const Vector<String>& removedSelectors) = 0;