Migrate WTF::HashMap::remove() to ::erase()

third_party/WebKit/Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.cpp

 // 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.
 
 #include "NavigatorContentUtilsClientMock.h"
 
 #include "modules/navigatorcontentutils/NavigatorContentUtilsClient.h"
 #include "platform/weborigin/KURL.h"
 #include "wtf/text/StringHash.h"
 
@@ skipping 20 matching lines @@
   // function.
   if (m_protocolMap.contains(scheme))
     return NavigatorContentUtilsClient::CustomHandlersRegistered;
 
   return NavigatorContentUtilsClient::CustomHandlersNew;
 }
 
 void NavigatorContentUtilsClientMock::unregisterProtocolHandler(
     const String& scheme,
     const KURL& url) {
-  m_protocolMap.remove(scheme);
+  m_protocolMap.erase(scheme);
 }
 
 }  // namespace blink