Correctly handle SPDY GOAWAY frames.

net/spdy/spdy_test_util_spdy2.h

Index: net/spdy/spdy_test_util_spdy2.h
diff --git a/net/spdy/spdy_test_util_spdy2.h b/net/spdy/spdy_test_util_spdy2.h
index d77fda36b2ccd07866e808f4fb14e8f65a0bf783..594211ba7f382a7d745232af85414c62e203bc72 100644
--- a/net/spdy/spdy_test_util_spdy2.h
+++ b/net/spdy/spdy_test_util_spdy2.h
@@ -112,10 +112,14 @@ SpdyFrame* ConstructSpdyCredential(const SpdyCredential& credential);
 // Returns the constructed frame.  The caller takes ownership of the frame.
 SpdyFrame* ConstructSpdyPing(uint32 ping_id);
 
-// Construct a SPDY GOAWAY frame.
+// Construct a SPDY GOAWAY frame with last_good_stream_id = 0.
 // Returns the constructed frame.  The caller takes ownership of the frame.
 SpdyFrame* ConstructSpdyGoAway();
 
+// Construct a SPDY GOAWAY frame with the specified last_good_stream_id.
+// Returns the constructed frame.  The caller takes ownership of the frame.
+SpdyFrame* ConstructSpdyGoAway(SpdyStreamId last_good_stream_id);
+
 // Construct a SPDY WINDOW_UPDATE frame.
 // Returns the constructed frame.  The caller takes ownership of the frame.
 SpdyFrame* ConstructSpdyWindowUpdate(SpdyStreamId, uint32 delta_window_size);