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

net/spdy/spdy_session.cc

Index: net/spdy/spdy_session.cc
diff --git a/net/spdy/spdy_session.cc b/net/spdy/spdy_session.cc
index 6b3fc02627779424bf9b8aacd14e1e782ae75f29..fd211ed3c2e9fa0dcc236fec9819cdab67e39628 100644
--- a/net/spdy/spdy_session.cc
+++ b/net/spdy/spdy_session.cc
@@ -1702,10 +1702,6 @@ void SpdySession::LogAbandonedActiveStream(ActiveStreamMap::const_iterator it,
   DCHECK_GT(it->first, 0u);
   LogAbandonedStream(it->second.stream, status);
   ++streams_abandoned_count_;
-  if (it->second.stream->type() == SPDY_PUSH_STREAM &&
-      unclaimed_pushed_streams_.find(it->second.stream->url()) !=
-          unclaimed_pushed_streams_.end()) {
-  }
 }
 
 SpdyStreamId SpdySession::GetNewStreamId() {
@@ -1898,6 +1894,14 @@ void SpdySession::DeleteStream(std::unique_ptr<SpdyStream> stream, int status) {
   }
 }
 
+SpdyStreamId SpdySession::GetStreamIdForPush(const GURL& url) {
+  UnclaimedPushedStreamContainer::const_iterator unclaimed_it =
+      unclaimed_pushed_streams_.find(url);
+  if (unclaimed_it == unclaimed_pushed_streams_.end())
+    return 0;
+  return unclaimed_it->second.stream_id;
+}
+
 base::WeakPtr<SpdyStream> SpdySession::GetActivePushStream(const GURL& url) {
   UnclaimedPushedStreamContainer::const_iterator unclaimed_it =
       unclaimed_pushed_streams_.find(url);