Fix some net/spdy lint picks, from git cl lint.

net/spdy/spdy_stream_test_util.h

 // Copyright (c) 2012 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.
 
 #ifndef NET_SPDY_SPDY_STREAM_TEST_UTIL_H_
 #define NET_SPDY_SPDY_STREAM_TEST_UTIL_H_
 
 #include <memory>
 
 #include "base/compiler_specific.h"
@@ skipping 115 matching lines @@
 // Test delegate that closes stream in OnHeadersReceived().
 class StreamDelegateCloseOnHeaders : public StreamDelegateBase {
  public:
   explicit StreamDelegateCloseOnHeaders(
       const base::WeakPtr<SpdyStream>& stream);
   ~StreamDelegateCloseOnHeaders() override;
 
   void OnHeadersReceived(const SpdyHeaderBlock& response_headers) override;
 };
 
-} // namespace test
+}  // namespace test
 
-} // namespace net
+}  // namespace net
 
-#endif // NET_SPDY_SPDY_STREAM_TEST_UTIL_H_
+#endif  // NET_SPDY_SPDY_STREAM_TEST_UTIL_H_