Switch to standard integer types in ppapi/.

ppapi/thunk/ppb_audio_encoder_api.h

 // Copyright 2015 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 PPAPI_THUNK_AUDIO_ENCODER_API_H_
 #define PPAPI_THUNK_AUDIO_ENCODER_API_H_
 
+#include <stdint.h>
+
 #include "ppapi/c/ppb_audio_encoder.h"
 #include "ppapi/thunk/ppapi_thunk_export.h"
 
 namespace ppapi {
 namespace thunk {
 
 class PPAPI_THUNK_EXPORT PPB_AudioEncoder_API {
  public:
   virtual ~PPB_AudioEncoder_API() {}
 
@@ skipping 19 matching lines @@
   virtual void RecycleBitstreamBuffer(
       const PP_AudioBitstreamBuffer* bitstream_buffer) = 0;
   virtual void RequestBitrateChange(uint32_t bitrate) = 0;
   virtual void Close() = 0;
 };
 
 }  // namespace thunk
 }  // namespace ppapi
 
 #endif  // PPAPI_THUNK_AUDIO_ENCODER_API_H_