LoadStartType     215 Source/core/loader/EmptyClients.h     virtual void didStartLoading(LoadStartType) OVERRIDE { }
LoadStartType     125 Source/core/loader/FrameLoaderClient.h         virtual void didStartLoading(LoadStartType) = 0;
LoadStartType     495 Source/web/FrameLoaderClientImpl.cpp void FrameLoaderClientImpl::didStartLoading(LoadStartType loadStartType)
LoadStartType     101 Source/web/FrameLoaderClientImpl.h     virtual void didStartLoading(WebCore::LoadStartType) OVERRIDE;