media: Rename MediaKeys to ContentDecryptionModule

media/blink/cdm_result_promise_helper.h

 // Copyright 2014 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 MEDIA_BLINK_CDM_RESULT_PROMISE_HELPER_H_
 #define MEDIA_BLINK_CDM_RESULT_PROMISE_HELPER_H_
 
 #include <string>
 
 #include "media/base/cdm_promise.h"
 #include "media/blink/media_blink_export.h"
 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h"
 
 namespace media {
 
-// A superset of media::MediaKeys::Exception for UMA reporting. These values
-// should never be changed as it will affect existing reporting, and must match
-// the values for CdmPromiseResult in tools/metrics/histograms/histograms.xml.
+// A superset of media::ContentDecryptionModule::Exception for UMA reporting.
+// These values should never be changed as it will affect existing reporting,
+// and must match the values for CdmPromiseResult in
+// tools/metrics/histograms/histograms.xml.
 enum CdmResultForUMA {
   SUCCESS = 0,
   NOT_SUPPORTED_ERROR = 1,
   INVALID_STATE_ERROR = 2,
   INVALID_ACCESS_ERROR = 3,
   QUOTA_EXCEEDED_ERROR = 4,
   UNKNOWN_ERROR = 5,
   CLIENT_ERROR = 6,
   OUTPUT_ERROR = 7,
   NUM_RESULT_CODES
 };
 
 MEDIA_BLINK_EXPORT CdmResultForUMA
 ConvertCdmExceptionToResultForUMA(CdmPromise::Exception exception_code);
 
 MEDIA_BLINK_EXPORT blink::WebContentDecryptionModuleException
 ConvertCdmException(CdmPromise::Exception exception_code);
 
 MEDIA_BLINK_EXPORT void ReportCdmResultUMA(const std::string& uma_name,
                                            CdmResultForUMA result);
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_CDM_RESULT_PROMISE_HELPER_H_