DidWriteBuffer    807 net/url_request/url_fetcher_core.cc         base::Bind(&URLFetcherCore::DidWriteBuffer, this, data));
DidWriteBuffer    810 net/url_request/url_fetcher_core.cc         DidWriteBuffer(data, result);
DidWriteBuffer    196 net/url_request/url_fetcher_core.h   void DidWriteBuffer(scoped_refptr<DrainableIOBuffer> data, int result);