Revert of Replace basictypes.h with stdint.h for int_t types.

webrtc/system_wrappers/include/ntp_time.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_SYSTEM_WRAPPERS_INCLUDE_NTP_TIME_H_
 #define WEBRTC_SYSTEM_WRAPPERS_INCLUDE_NTP_TIME_H_
 
-#include <stdint.h>
-
+#include "webrtc/base/basictypes.h"
 #include "webrtc/system_wrappers/include/clock.h"
 
 namespace webrtc {
 
 class NtpTime {
  public:
   NtpTime() : seconds_(0), fractions_(0) {}
   explicit NtpTime(const Clock& clock) {
     clock.CurrentNtp(seconds_, fractions_);
   }
@@ skipping 30 matching lines @@
 
 inline bool operator==(const NtpTime& n1, const NtpTime& n2) {
   return n1.seconds() == n2.seconds() && n1.fractions() == n2.fractions();
 }
 inline bool operator!=(const NtpTime& n1, const NtpTime& n2) {
   return !(n1 == n2);
 }
 
 }  // namespace webrtc
 #endif  // WEBRTC_SYSTEM_WRAPPERS_INCLUDE_NTP_TIME_H_