Implement PUSH_PROMISE handling in spdy_session

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 431d26d17b917d97221d496dc6f4b8581fe44bcf..3a4a283fd97e7c55144b6e4852852307bee63d71 100644
--- a/net/spdy/spdy_stream.h
+++ b/net/spdy/spdy_stream.h
@@ -301,9 +301,7 @@ class NET_EXPORT_PRIVATE SpdyStream {
 
   // Called by the SpdySession when a frame carrying request headers opening a
   // push stream is received. Stream transits to STATE_RESERVED_REMOTE state.
-  // Returns a status code; if it is an error, the stream was closed by this
-  // function.
-  int OnPushPromiseHeadersReceived(const SpdyHeaderBlock& headers);
+  void OnPushPromiseHeadersReceived(const SpdyHeaderBlock& headers);
 
   // Called by the SpdySession when response data has been received
   // for this stream.  This callback may be called multiple times as
@@ -406,6 +404,11 @@ class NET_EXPORT_PRIVATE SpdyStream {
   // response headers are complete, and it is not in a half-closed state.
   bool IsOpen() const;
 
+  // Returns whether the stream is reserved by remote endpoint: server has sent
+  // intended request headers for a pushed stream, but haven't started response
+  // yet.
+  bool IsReservedRemote() const;
+
   // Returns the protocol used by this stream. Always between
   // kProtoSPDYMinimumVersion and kProtoSPDYMaximumVersion.
   NextProto GetProtocol() const;