Added and implemented HttpStream::GetTotalSentBytes for basic streams.

net/websockets/websocket_basic_handshake_stream.h

Index: net/websockets/websocket_basic_handshake_stream.h
diff --git a/net/websockets/websocket_basic_handshake_stream.h b/net/websockets/websocket_basic_handshake_stream.h
index 634674aa9c136a9dc8f16de64be642da3c2b8f30..73bc5b7b123947203daeb894bb94b475aa3ac762 100644
--- a/net/websockets/websocket_basic_handshake_stream.h
+++ b/net/websockets/websocket_basic_handshake_stream.h
@@ -5,6 +5,8 @@
 #ifndef NET_WEBSOCKETS_WEBSOCKET_BASIC_HANDSHAKE_STREAM_H_
 #define NET_WEBSOCKETS_WEBSOCKET_BASIC_HANDSHAKE_STREAM_H_
 
+#include <stdint.h>
+
 #include <string>
 #include <vector>
 
@@ -57,6 +59,7 @@ class NET_EXPORT_PRIVATE WebSocketBasicHandshakeStream
   void SetConnectionReused() override;
   bool IsConnectionReusable() const override;
   int64 GetTotalReceivedBytes() const override;
+  int64_t GetTotalSentBytes() const override;
   bool GetLoadTimingInfo(LoadTimingInfo* load_timing_info) const override;
   void GetSSLInfo(SSLInfo* ssl_info) override;
   void GetSSLCertRequestInfo(SSLCertRequestInfo* cert_request_info) override;