Inform disk cache of WebKit memory cache hits.

content/browser/renderer_host/resource_dispatcher_host.h

Index: content/browser/renderer_host/resource_dispatcher_host.h
diff --git a/content/browser/renderer_host/resource_dispatcher_host.h b/content/browser/renderer_host/resource_dispatcher_host.h
index 415d0c2d1384aff0b2bf6c53eac9132e51a549e1..d6c5ce70e77034d25b540cbe6d5989761dfcd80e 100644
--- a/content/browser/renderer_host/resource_dispatcher_host.h
+++ b/content/browser/renderer_host/resource_dispatcher_host.h
@@ -160,6 +160,12 @@ class ResourceDispatcherHost : public net::URLRequest::Delegate {
   // Called when the unload handler for a cross-site request has finished.
   void OnSwapOutACK(const ViewMsg_SwapOut_Params& params);
 
+  // Called when the renderer loads a resource from its internal cache.
+  void OnDidLoadResourceFromMemoryCache(const GURL& url,
+                                        const std::string& security_info,
+                                        const std::string& http_method,
+                                        ResourceType::Type resource_type);
+
   // Force cancels any pending requests for the given process.
   void CancelRequestsForProcess(int process_unique_id);