Move the logic to retrieve the WebPluginContainer to LocalFrame and Node.

third_party/WebKit/Source/web/WebLocalFrameImpl.h

 /*
  * Copyright (C) 2009 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 333 matching lines @@
                                HTMLFrameOwnerElement*) override;
 
   void DidChangeContentsSize(const IntSize&);
 
   void CreateFrameView() override;
 
   static WebLocalFrameImpl* FromFrame(LocalFrame*);
   static WebLocalFrameImpl* FromFrame(LocalFrame&);
   static WebLocalFrameImpl* FromFrameOwnerElement(Element*);
 
-  // If the frame hosts a PluginDocument, this method returns the
-  // WebPluginContainerBase that hosts the plugin.
-  static WebPluginContainerBase* PluginContainerFromFrame(LocalFrame*);
-
-  // If the frame hosts a PluginDocument, this method returns the
-  // WebPluginContainerBase that hosts the plugin. If the provided node is a
-  // plugin, then it runs its WebPluginContainerBase. Otherwise, uses the
-  // currently focused element (if any).
-  static WebPluginContainerBase* CurrentPluginContainer(LocalFrame*,
-                                                        Node* = nullptr);
-
   WebViewBase* ViewImpl() const override;
 
   FrameView* GetFrameView() const override {
     return GetFrame() ? GetFrame()->View() : 0;
   }
 
   WebDevToolsAgentImpl* DevToolsAgentImpl() const override {
     return dev_tools_agent_.Get();
   }
 
@@ skipping 88 matching lines @@
 
   // Sets the local core frame and registers destruction observers.
   void SetCoreFrame(LocalFrame*) override;
 
   void LoadJavaScriptURL(const KURL&);
 
   HitTestResult HitTestResultForVisualViewportPos(const IntPoint&);
 
   WebPlugin* FocusedPluginIfInputMethodSupported();
   ScrollableArea* LayoutViewportScrollableArea() const;
+  WebPluginContainerBase* CurrentPluginContainer(LocalFrame*,
+                                                 Node* = nullptr) const;
 
   // Returns true if the frame is focused.
   bool IsFocused() const;
 
   Member<LocalFrameClientImpl> local_frame_client_impl_;
 
   // The embedder retains a reference to the WebCore LocalFrame while it is
   // active in the DOM. This reference is released when the frame is removed
   // from the DOM or the entire page is closed.  FIXME: These will need to
   // change to WebFrame when we introduce WebFrameProxy.
@@ skipping 45 matching lines @@
 
 DEFINE_TYPE_CASTS(WebLocalFrameImpl,
                   WebFrame,
                   frame,
                   frame->IsWebLocalFrame(),
                   frame.IsWebLocalFrame());
 
 }  // namespace blink
 
 #endif