TRACE_EVENT_ASYNC_BEGIN2  808 Source/core/fetch/ResourceFetcher.cpp     TRACE_EVENT_ASYNC_BEGIN2("net", "Resource", newResource.get(), "url", newResource->url().string().ascii(), "priority", newResource->resourceRequest().priority());
TRACE_EVENT_ASYNC_BEGIN2  823 Source/core/fetch/ResourceFetcher.cpp     TRACE_EVENT_ASYNC_BEGIN2("net", "Resource", resource.get(), "url", resource->url().string().ascii(), "priority", resource->resourceRequest().priority());