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

third_party/WebKit/Source/modules/mediasource/MediaSourceRegistry.cpp

 /*
  * 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 42 matching lines @@
 }
 
 void MediaSourceRegistry::unregisterURL(const KURL& url) {
   DCHECK(isMainThread());
   PersistentHeapHashMap<String, Member<MediaSource>>::iterator iter =
       m_mediaSources.find(url.getString());
   if (iter == m_mediaSources.end())
     return;
 
   MediaSource* source = iter->value;
-  m_mediaSources.remove(iter);
+  m_mediaSources.erase(iter);
   source->removedFromRegistry();
 }
 
 URLRegistrable* MediaSourceRegistry::lookup(const String& url) {
   DCHECK(isMainThread());
   return url.isNull() ? nullptr : m_mediaSources.at(url);
 }
 
 MediaSourceRegistry::MediaSourceRegistry() {
   HTMLMediaSource::setRegistry(this);
 }
 
 }  // namespace blink