Add methods in spdy/quic session to get stream id of pushed stream given the request url

net/spdy/spdy_session.h

Index: net/spdy/spdy_session.h
diff --git a/net/spdy/spdy_session.h b/net/spdy/spdy_session.h
index 0e0d08b80fc42af857c97763832f1a7e30fa4dcb..c7875cc83f4174a897d530ff6994afab58370b46 100644
--- a/net/spdy/spdy_session.h
+++ b/net/spdy/spdy_session.h
@@ -812,6 +812,10 @@ class NET_EXPORT SpdySession : public BufferedSpdyFramerVisitorInterface,
   // that |stream| may hold the last reference to the session.
   void DeleteStream(std::unique_ptr<SpdyStream> stream, int status);
 
+  // Returns the stream id of the push stream if it is not claimed yet.
+  // Else return 0.

[Ryan Hamilton, 2016/09/22 21:41:33]

nit: // Returns the stream id of the push stream if it is not claimed yet, or 0
otherwise.

[Zhongyi Shi, 2016/09/22 22:57:06]

Done.

+  SpdyStreamId GetStreamIdForPush(const GURL& url);
+
   // Check if we have a pending pushed-stream for this url
   // Returns the stream if found (and returns it from the pending
   // list). Returns NULL otherwise.