Rename requireUserMediation to preventSilentAccess in the CM API.

third_party/WebKit/Source/core/frame/UseCounter.h

 /*
  * Copyright (C) 2012 Google, Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 690 matching lines @@
     kV8Window_RequestIdleCallback_Method = 954,
     kFlexboxPercentagePaddingVertical = 955,
     kFlexboxPercentageMarginVertical = 956,
     kBackspaceNavigatedBack = 957,
     kBackspaceNavigatedBackAfterFormInteraction = 958,
     kCSPSourceWildcardWouldMatchExactHost = 959,
     kCredentialManagerGet = 960,
     kCredentialManagerGetMediationOptional = 961,
     kCredentialManagerGetMediationSilent = 962,
     kCredentialManagerStore = 963,
-    kCredentialManagerRequireUserMediation = 964,
+    kCredentialManagerPreventSilentAccess = 964,
     // The above items are available in M47 branch.
 
     kBlockableMixedContentInSubframeBlocked = 966,
     kAddEventListenerThirdArgumentIsObject = 967,
     kRemoveEventListenerThirdArgumentIsObject = 968,
     kCSSAtRuleCharset = 969,
     kCSSAtRuleFontFace = 970,
     kCSSAtRuleImport = 971,
     kCSSAtRuleKeyframes = 972,
     kCSSAtRuleMedia = 973,
@@ skipping 873 matching lines @@
     kCredentialManagerGetMediationRequired = 1984,
     kCredentialManagerIdName = 1985,
     kCredentialManagerPasswordName = 1986,
     kCredentialManagerAdditionalData = 1987,
     kCredentialManagerCustomFetch = 1988,
     kNetInfoRtt = 1989,
     kNetInfoDownlink = 1990,
     kShapeDetection_BarcodeDetectorConstructor = 1991,
     kShapeDetection_FaceDetectorConstructor = 1992,
     kShapeDetection_TextDetectorConstructor = 1993,
+    kCredentialManagerRequireUserMediation = 1994,

[jochen (gone - plz use gerrit), 2017/05/23 11:07:56]

please keep the old name for 964, and use the new counter for the new name

[vasilii, 2017/05/23 12:34:19]

Done.

 
     // Add new features immediately above this line. Don't change assigned
     // numbers of any item, and don't reuse removed slots.
     // Also, run update_use_counter_feature_enum.py in
     // chromium/src/tools/metrics/histograms/ to update the UMA mapping.
     kNumberOfFeatures,  // This enum value must be last.
   };
 
   // An interface to observe UseCounter changes. Note that this is never
   // notified when the counter is disabled by |m_muteCount| or when |m_context|
@@ skipping 97 matching lines @@
     // Tracks what features/properties need to be reported to the legacy
     // histograms.
     BitVector feature_bits_;
     BitVector css_bits_;
   } legacy_counter_;
 };
 
 }  // namespace blink
 
 #endif  // UseCounter_h