Change GetTotalReceivedBytes() from int64 to int64_t.

net/url_request/url_request_job.cc

Index: net/url_request/url_request_job.cc
diff --git a/net/url_request/url_request_job.cc b/net/url_request/url_request_job.cc
index dd9bd5e15d656ebe54c8ed63815b4dbbca718303..732c9d2da3a63a7374ea742a4b42575aae50ed1a 100644
--- a/net/url_request/url_request_job.cc
+++ b/net/url_request/url_request_job.cc
@@ -150,7 +150,7 @@ bool URLRequestJob::GetFullRequestHeaders(HttpRequestHeaders* headers) const {
   return false;
 }
 
-int64 URLRequestJob::GetTotalReceivedBytes() const {
+int64_t URLRequestJob::GetTotalReceivedBytes() const {
   return 0;
 }