Propogate loading behavior data from Blink to content/

third_party/WebKit/public/web/WebFrameClient.h

Index: third_party/WebKit/public/web/WebFrameClient.h
diff --git a/third_party/WebKit/public/web/WebFrameClient.h b/third_party/WebKit/public/web/WebFrameClient.h
index 6bb89642ec1d58d5f3b5edf72bbbcebf13cbedaa..23c0dac4e87799ef96be8c7d14294640c67b970c 100644
--- a/third_party/WebKit/public/web/WebFrameClient.h
+++ b/third_party/WebKit/public/web/WebFrameClient.h
@@ -49,6 +49,7 @@
 #include "public/platform/WebCommon.h"
 #include "public/platform/WebFileSystem.h"
 #include "public/platform/WebFileSystemType.h"
+#include "public/platform/WebLoadingBehaviorFlag.h"
 #include "public/platform/WebSecurityOrigin.h"
 #include "public/platform/WebSetSinkIdCallbacks.h"
 #include "public/platform/WebStorageQuotaCallbacks.h"
@@ -489,6 +490,10 @@ public:
     // A performance timing event (e.g. first paint) occurred
     virtual void didChangePerformanceTiming() { }
 
+    // Blink exhibited a certain loading behavior that the browser process will
+    // use for segregated histograms.
+    virtual void didObserveLoadingBehavior(WebLoadingBehaviorFlag) { }
+
 
     // Script notifications ------------------------------------------------