Move array_view.h to webrtc/api/

webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h

 /*
  *  Copyright (c) 2012 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_RTP_RTCP_INCLUDE_RTP_HEADER_EXTENSION_MAP_H_
 #define WEBRTC_MODULES_RTP_RTCP_INCLUDE_RTP_HEADER_EXTENSION_MAP_H_
 
 #include <string>
 
+#include "webrtc/api/array_view.h"
 #include "webrtc/api/rtpparameters.h"
 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
-#include "webrtc/rtc_base/array_view.h"
 #include "webrtc/rtc_base/basictypes.h"
 #include "webrtc/rtc_base/checks.h"
 
 namespace webrtc {
 
 struct RtpExtensionSize {
   RTPExtensionType type;
   uint8_t value_size;
 };
 
@@ skipping 42 matching lines @@
   static constexpr uint8_t kMaxId = 14;
   bool Register(uint8_t id, RTPExtensionType type, const char* uri);
 
   RTPExtensionType types_[kMaxId + 1];
   uint8_t ids_[kRtpExtensionNumberOfExtensions];
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_RTP_RTCP_INCLUDE_RTP_HEADER_EXTENSION_MAP_H_