Deprecate CredentialRequestOptions.unmediated in favor mediation enum

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 682 matching lines @@
     kV8Window_Confirm_Method = 951,
     kV8Window_Prompt_Method = 952,
     kV8Window_Print_Method = 953,
     kV8Window_RequestIdleCallback_Method = 954,
     kFlexboxPercentagePaddingVertical = 955,
     kFlexboxPercentageMarginVertical = 956,
     kBackspaceNavigatedBack = 957,
     kBackspaceNavigatedBackAfterFormInteraction = 958,
     kCSPSourceWildcardWouldMatchExactHost = 959,
     kCredentialManagerGet = 960,
-    kCredentialManagerGetWithUI = 961,
-    kCredentialManagerGetWithoutUI = 962,
+    kCredentialManagerGetMediationOptional = 961,
+    kCredentialManagerGetMediationSilent = 962,
     kCredentialManagerStore = 963,
     kCredentialManagerRequireUserMediation = 964,
     // The above items are available in M47 branch.
 
     kBlockableMixedContentInSubframeBlocked = 966,
     kAddEventListenerThirdArgumentIsObject = 967,
     kRemoveEventListenerThirdArgumentIsObject = 968,
     kCSSAtRuleCharset = 969,
     kCSSAtRuleFontFace = 970,
     kCSSAtRuleImport = 971,
@@ skipping 863 matching lines @@
     kElementNameDOMValidHTMLParserInvalid = 1969,
     kGATTServerDisconnectedEvent = 1970,
     kAnchorClickDispatchForNonConnectedNode = 1971,
     kHTMLParseErrorNestedForm = 1972,
     kFontShapingNotDefGlyphObserved = 1973,
     kPostMessageOutgoingWouldBeBlockedByConnectSrc = 1974,
     kPostMessageIncomingWouldBeBlockedByConnectSrc = 1975,
     kPaymentRequestNetworkNameInSupportedMethods = 1976,
     kCrossOriginPropertyAccess = 1977,
     kCrossOriginPropertyAccessFromOpener = 1978,
+    kCredentialManagerCredentialRequestOptionsUnmediated = 1979,
+    kCredentialManagerGetMediationRequired = 1980,
 
     // 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
@@ skipping 99 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