Remove the last references from production code to WebViewImpl.

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 313 matching lines @@
   DCHECK(page_);
   ProvidePrerendererClientTo(
       *page_, new PrerendererClientImpl(*page_, prerenderer_client));
 }
 
 void WebViewImpl::SetSpellCheckClient(WebSpellCheckClient* spell_check_client) {
   spell_check_client_ = spell_check_client;
 }
 
 // static
-HashSet<WebViewImpl*>& WebViewImpl::AllInstances() {
-  DEFINE_STATIC_LOCAL(HashSet<WebViewImpl*>, all_instances, ());
+HashSet<WebViewBase*>& WebViewBase::AllInstances() {
+  DEFINE_STATIC_LOCAL(HashSet<WebViewBase*>, all_instances, ());
   return all_instances;
 }
 
 WebViewImpl::WebViewImpl(WebViewClient* client,
                          WebPageVisibilityState visibility_state)
     : client_(client),
       spell_check_client_(nullptr),
       chrome_client_impl_(ChromeClientImpl::Create(this)),
       context_menu_client_impl_(this),
       editor_client_impl_(this),
@@ skipping 3834 matching lines @@
   if (focused_frame->LocalFrameRoot() != MainFrameImpl()->GetFrame())
     return nullptr;
   return focused_frame;
 }
 
 LocalFrame* WebViewImpl::FocusedLocalFrameAvailableForIme() const {
   return ime_accept_events_ ? FocusedLocalFrameInWidget() : nullptr;
 }
 
 }  // namespace blink