Credential Management: Rename 'notifySignedOut' to 'requireUserMediation' (3/3)

public/platform/WebCredentialManagerClient.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 WebCredentialManagerClient_h
 #define WebCredentialManagerClient_h
 
 #include "public/platform/WebCallbacks.h"
 #include "public/platform/WebCredentialManagerError.h"
 #include "public/platform/WebVector.h"
@@ skipping 10 matching lines @@
 public:
     typedef WebCallbacks<WebCredential, WebCredentialManagerError> RequestCallbacks;
     typedef WebCallbacks<void, WebCredentialManagerError> NotificationCallbacks;
 
     // Ownership of the callback is transferred to the callee for each of
     // the following methods.
     virtual void dispatchFailedSignIn(const WebCredential&, NotificationCallbacks*) { }
     virtual void dispatchSignedIn(const WebCredential&, NotificationCallbacks*) { }
     virtual void dispatchRequireUserMediation(NotificationCallbacks*) { }
     virtual void dispatchRequest(bool zeroClickOnly, const WebVector<WebURL>& federations, RequestCallbacks*) { }
-
-    // TODO(mkwst): Drop this once the Chromium side is updated.
-    virtual void dispatchSignedOut(NotificationCallbacks*) { }
 };
 
 } // namespace blink
 
 #endif // WebCredentialManager_h