Migrate WTF::HashSet::remove() to ::erase() [part 1]

third_party/WebKit/Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 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 1731 matching lines @@
 
 WebViewImpl* WebViewImpl::fromPage(Page* page) {
   return page ? static_cast<WebViewImpl*>(page->chromeClient().webView())
               : nullptr;
 }
 
 // WebWidget ------------------------------------------------------------------
 
 void WebViewImpl::close() {
   DCHECK(allInstances().contains(this));
-  allInstances().remove(this);
+  allInstances().erase(this);
 
   if (m_page) {
     // Initiate shutdown for the entire frameset.  This will cause a lot of
     // notifications to be sent.
     m_page->willBeDestroyed();
     m_page.clear();
   }
 
   // Reset the delegate to prevent notifications being sent as we're being
   // deleted.
@@ skipping 2373 matching lines @@
   if (focusedFrame->localFrameRoot() != mainFrameImpl()->frame())
     return nullptr;
   return focusedFrame;
 }
 
 LocalFrame* WebViewImpl::focusedLocalFrameAvailableForIme() const {
   return m_imeAcceptEvents ? focusedLocalFrameInWidget() : nullptr;
 }
 
 }  // namespace blink