Switch CreateSpdyHeadersFromHttpRequest to construct the correct headers based on the spdy protocol…

net/spdy/spdy_stream.h

Index: net/spdy/spdy_stream.h
diff --git a/net/spdy/spdy_stream.h b/net/spdy/spdy_stream.h
index a7342a7a4cb64a40a981fb3343857a531bd28056..3d0804b257e566bd5297b926fb0ec13be00b3282 100644
--- a/net/spdy/spdy_stream.h
+++ b/net/spdy/spdy_stream.h
@@ -253,6 +253,8 @@ class NET_EXPORT_PRIVATE SpdyStream
   // ChunkCallback methods.
   virtual void OnChunkAvailable() OVERRIDE;
 
+  int GetProtocolVersion() const;
+
  private:
   enum State {
     STATE_NONE,
@@ -298,6 +300,10 @@ class NET_EXPORT_PRIVATE SpdyStream
   // the MessageLoop to replay all the data that the server has already sent.
   void PushedStreamReplayData();
 
+  // Extracts the URL from the various fields in |headers|.
+  GURL GetUrlFromHeaderBlock(
+      const linked_ptr<spdy::SpdyHeaderBlock>& headers) const;
+
   // There is a small period of time between when a server pushed stream is
   // first created, and the pushed data is replayed. Any data received during
   // this time should continue to be buffered.