Notify DevTools about cached resources when stylesheet is restored.

Source/core/fetch/ResourceFetcher.h

Index: Source/core/fetch/ResourceFetcher.h
diff --git a/Source/core/fetch/ResourceFetcher.h b/Source/core/fetch/ResourceFetcher.h
index 7d01b61e3096a7a86e2aab920f32a2131dd60a30..cb31347f1ec2562460dcf1beff0ecba16737e80a 100644
--- a/Source/core/fetch/ResourceFetcher.h
+++ b/Source/core/fetch/ResourceFetcher.h
@@ -165,6 +165,7 @@ public:
         ResourceLoadingFromNetwork,
         ResourceLoadingFromCache
     };
+    void notifyLoadedFromMemoryCache(Resource*);
     void requestLoadStarted(Resource*, const FetchRequest&, ResourceLoadStartType);
     static const ResourceLoaderOptions& defaultResourceOptions();
 private:
@@ -193,8 +194,6 @@ private:
 
     static bool resourceNeedsLoad(Resource*, const FetchRequest&, RevalidationPolicy);
 
-    void notifyLoadedFromMemoryCache(Resource*);
-
     void garbageCollectDocumentResourcesTimerFired(Timer<ResourceFetcher>*);
     void scheduleDocumentResourcesGC();