Rename requireUserMediation to preventSilentAccess in the CM API.

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

Index: third_party/WebKit/Source/core/frame/UseCounter.h
diff --git a/third_party/WebKit/Source/core/frame/UseCounter.h b/third_party/WebKit/Source/core/frame/UseCounter.h
index ec8d20100698ea1b8533a16dc687035d67503245..61da33776916bfd0858bb2c915801473be9e9f0f 100644
--- a/third_party/WebKit/Source/core/frame/UseCounter.h
+++ b/third_party/WebKit/Source/core/frame/UseCounter.h
@@ -708,7 +708,7 @@ class CORE_EXPORT UseCounter {
     kCredentialManagerGetMediationOptional = 961,
     kCredentialManagerGetMediationSilent = 962,
     kCredentialManagerStore = 963,
-    kCredentialManagerRequireUserMediation = 964,
+    kCredentialManagerPreventSilentAccess = 964,
     // The above items are available in M47 branch.
 
     kBlockableMixedContentInSubframeBlocked = 966,
@@ -1602,6 +1602,7 @@ class CORE_EXPORT UseCounter {
     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.