Added and implemented HttpStream::GetTotalSentBytes for basic streams.

net/spdy/spdy_http_stream.cc

Index: net/spdy/spdy_http_stream.cc
diff --git a/net/spdy/spdy_http_stream.cc b/net/spdy/spdy_http_stream.cc
index f8546eceeddc526bcdac84f6ea6490bbd68347e2..f07686ffa43fdb0bb8bb1e2f2335b351f06f71c7 100644
--- a/net/spdy/spdy_http_stream.cc
+++ b/net/spdy/spdy_http_stream.cc
@@ -183,6 +183,11 @@ int64 SpdyHttpStream::GetTotalReceivedBytes() const {
   return stream_->raw_received_bytes();
 }
 
+int64_t SpdyHttpStream::GetTotalSentBytes() const {
+  // TODO(sclittle): Implement this for real. http://crbug.com/518897.
+  return 0;
+}
+
 bool SpdyHttpStream::GetLoadTimingInfo(LoadTimingInfo* load_timing_info) const {
   if (stream_closed_) {
     if (!closed_stream_has_load_timing_info_)