Reland of Move bitstream parser to more appropriate directory.

webrtc/common_video/h264/h264_bitstream_parser.h

 /*
  *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_VIDEO_CODING_UTILITY_H264_BITSTREAM_PARSER_H_
-#define WEBRTC_MODULES_VIDEO_CODING_UTILITY_H264_BITSTREAM_PARSER_H_
+#ifndef WEBRTC_COMMON_VIDEO_H264_H264_BITSTREAM_PARSER_H_
+#define WEBRTC_COMMON_VIDEO_H264_H264_BITSTREAM_PARSER_H_
 #include <stddef.h>
 #include <stdint.h>
 
 #include "webrtc/base/optional.h"
 #include "webrtc/common_video/h264/pps_parser.h"
 #include "webrtc/common_video/h264/sps_parser.h"
 
 namespace rtc {
 class BitBufferWriter;
 }
@@ skipping 26 matching lines @@
   // SPS/PPS state, updated when parsing new SPS/PPS, used to parse slices.
   rtc::Optional<SpsParser::SpsState> sps_;
   rtc::Optional<PpsParser::PpsState> pps_;
 
   // Last parsed slice QP.
   rtc::Optional<int32_t> last_slice_qp_delta_;
 };
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_VIDEO_CODING_UTILITY_H264_BITSTREAM_PARSER_H_
+#endif  // WEBRTC_COMMON_VIDEO_H264_H264_BITSTREAM_PARSER_H_