Log source_dependency in HTTP2_SESSION_SEND_HEADERS.

net/spdy/spdy_session_pool_unittest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/spdy/spdy_session_pool.h"
 
 #include <cstddef>
 #include <memory>
 #include <string>
 #include <utility>
@@ skipping 75 matching lines @@
   void OnDataReceived(std::unique_ptr<SpdyBuffer> buffer) override {}
 
   void OnDataSent() override {}
 
   void OnTrailers(const SpdyHeaderBlock& trailers) override {}
 
   void OnClose(int status) override {
     ignore_result(CreateFakeSpdySession(spdy_session_pool_, key_));
   }
 
+  NetLogSource source_dependency() const override { return NetLogSource(); }
+
  private:
   SpdySessionPool* const spdy_session_pool_;
   const SpdySessionKey key_;
 };
 
 // Set up a SpdyStream to create a new session when it is closed.
 // CloseCurrentSessions should not close the newly-created session.
 TEST_F(SpdySessionPoolTest, CloseCurrentSessions) {
   const char kTestHost[] = "www.foo.com";
   const int kTestPort = 80;
@@ skipping 786 matching lines @@
         active_session_count_attr->GetString("value", &active_session_count));
     // No created stream so the session should be idle.
     ASSERT_EQ("0", active_session_count);
     did_dump = true;
   }
   EXPECT_TRUE(did_dump);
   spdy_session_pool_->CloseCurrentSessions(ERR_ABORTED);
 }
 
 }  // namespace net