Added a net::BidirectionalStream to expose a bidirectional streaming interface

net/spdy/spdy_test_util_common.h

Index: net/spdy/spdy_test_util_common.h
diff --git a/net/spdy/spdy_test_util_common.h b/net/spdy/spdy_test_util_common.h
index 5316e3195359c5b6aabad488e4c23f2f96cf247e..d16b7523abb9d974336e72bfe10c39908951f941 100644
--- a/net/spdy/spdy_test_util_common.h
+++ b/net/spdy/spdy_test_util_common.h
@@ -411,6 +411,15 @@ class SpdyTestUtil {
                               RequestPriority request_priority,
                               bool direct);
 
+  // Same as above, but with an option to set the |fin| flag.
+  SpdyFrame* ConstructSpdyGet(const char* const extra_headers[],
+                              int extra_header_count,
+                              bool compressed,
+                              int stream_id,
+                              RequestPriority request_priority,
+                              bool direct,
+                              bool fin);
+
   // Constructs a standard SPDY SYN_STREAM frame for a CONNECT request.
   SpdyFrame* ConstructSpdyConnect(const char* const extra_headers[],
                                   int extra_header_count,
@@ -447,6 +456,12 @@ class SpdyTestUtil {
                                       const char* const headers[],
                                       int header_count);
 
+  // Constructs a SPDY header frame with END_STREAM flag set to |fin|.
+  SpdyFrame* ConstructSpdyHeaderFrame(int stream_id,
+                                      const char* const headers[],
+                                      int header_count,
+                                      bool fin);
+
   // Construct a SPDY syn (HEADERS or SYN_STREAM, depending on protocol
   // version) carrying exactly the given headers and priority.
   SpdyFrame* ConstructSpdySyn(int stream_id,