Switch to standard integer types in ppapi/.

ppapi/cpp/file_io.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 PPAPI_CPP_FILE_IO_H_
 #define PPAPI_CPP_FILE_IO_H_
 
+#include <stdint.h>
+
 #include "ppapi/c/pp_time.h"
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/cpp/resource.h"
 
 /// @file
 /// This file defines the API to create a file i/o object.
 
 struct PP_FileInfo;
 
 namespace pp {
@@ skipping 220 matching lines @@
   // interface in 1.1.
   //
   // This takes a heap-allocated CallbackData1_0 struct passed as the user data
   // and deletes it when the call completes.
   static void CallbackConverter(void* user_data, int32_t result);
 };
 
 }  // namespace pp
 
 #endif  // PPAPI_CPP_FILE_IO_H_