Switch to standard integer types in ppapi/.

ppapi/tests/test_buffer.cc

 // Copyright (c) 2011 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.
 
 #include "ppapi/tests/test_buffer.h"
 
+#include <stdint.h>
+
 #include "ppapi/c/dev/ppb_buffer_dev.h"
 #include "ppapi/cpp/dev/buffer_dev.h"
 #include "ppapi/cpp/graphics_2d.h"
 #include "ppapi/cpp/instance.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/tests/testing_instance.h"
 
 REGISTER_TEST_CASE(Buffer);
 
 bool TestBuffer::Init() {
@@ skipping 88 matching lines @@
 
   // Test that we can still write to copy's copy of the data.
   char* copy_data = static_cast<char*>(copy->data());
   for (int i = 0; i < kBufferSize; ++i)
     copy_data[i] = 'Y';
 
   delete copy;
 
   PASS();
 }