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 6bbba1018c8506ff55a787c4cdf0e48adba4abf7..41db531c21cc1ce7b0a844854682c69f8080da04 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/WebLoadingBehaviorFlag.h"
 #include "wtf/Forward.h"
 #include "wtf/Vector.h"
 #include <v8.h>
@@ -140,6 +141,11 @@ public:
     // Will be called when |PerformanceTiming| events are updated
     virtual void didChangePerformanceTiming() { }
 
+    // Will be called when a particular loading code path has been used. This
+    // propogates renderer loading behavior to the browser process for
+    // histograms.
+    virtual void didObserveLoadingBehavior(WebLoadingBehaviorFlag) { }
+
     // 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;