Switch to standard integer types in media/.

media/base/cdm_initialized_promise.cc

 // 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.
 
 #include "media/base/cdm_initialized_promise.h"
 
 namespace media {
 
 CdmInitializedPromise::CdmInitializedPromise(
     const CdmCreatedCB& cdm_created_cb,
     const scoped_refptr<MediaKeys>& cdm)
     : cdm_created_cb_(cdm_created_cb), cdm_(cdm) {}
 
 CdmInitializedPromise::~CdmInitializedPromise() {
 }
 
 void CdmInitializedPromise::resolve() {
   MarkPromiseSettled();
   cdm_created_cb_.Run(cdm_, "");
 }
 
 void CdmInitializedPromise::reject(MediaKeys::Exception exception_code,
-                                   uint32 system_code,
+                                   uint32_t system_code,
                                    const std::string& error_message) {
   MarkPromiseSettled();
   cdm_created_cb_.Run(nullptr, error_message);
   // Usually after this |this| (and the |cdm_| within it) will be destroyed.
 }
 
 }  // namespace media