Remove FrameViewBase as base class of RemoteFrameView.

third_party/WebKit/Source/core/frame/RemoteFrameView.h

 // 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.
 
 #ifndef RemoteFrameView_h
 #define RemoteFrameView_h
 
 #include "core/frame/FrameOrPlugin.h"
 #include "core/frame/FrameView.h"
-#include "platform/FrameViewBase.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class CullRect;
 class GraphicsContext;
 class RemoteFrame;
 
 class RemoteFrameView final : public GarbageCollectedFinalized<RemoteFrameView>,
-                              public FrameViewBase,
                               public FrameOrPlugin {
   USING_GARBAGE_COLLECTED_MIXIN(RemoteFrameView);
 
  public:
   static RemoteFrameView* Create(RemoteFrame*);
 
   ~RemoteFrameView() override;
 
-  bool IsRemoteFrameView() const override { return true; }
-  void SetParent(FrameViewBase*) override;
-  FrameViewBase* Parent() const override { return parent_; }
+  void SetParent(FrameView*) override;
+  FrameView* Parent() const override { return parent_; }
 
   RemoteFrame& GetFrame() const {
     DCHECK(remote_frame_);
     return *remote_frame_;
   }
 
   void Dispose() override;
   // Override to notify remote frame that its viewport size has changed.
   void FrameRectsChanged() override;
   void InvalidateRect(const IntRect&);
   void SetFrameRect(const IntRect&) override;
   const IntRect& FrameRect() const override { return frame_rect_; }
-  IntPoint Location() const override { return frame_rect_.Location(); }
   void Paint(GraphicsContext&, const CullRect&) const override {}
   void Hide() override;
   void Show() override;
   void SetParentVisible(bool) override;
 
-  IntRect ConvertFromContainingFrameViewBase(const IntRect&) const override;
-
   void UpdateRemoteViewportIntersection();
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   explicit RemoteFrameView(RemoteFrame*);
 
+  IntRect ConvertFromRootFrame(const IntRect&) const;
+
   // The properties and handling of the cycle between RemoteFrame
   // and its RemoteFrameView corresponds to that between LocalFrame
   // and FrameView. Please see the FrameView::m_frame comment for
   // details.
   Member<RemoteFrame> remote_frame_;
   Member<FrameView> parent_;
   IntRect last_viewport_intersection_;
   IntRect frame_rect_;
   bool self_visible_;
   bool parent_visible_;
 };
 
-DEFINE_TYPE_CASTS(RemoteFrameView,
-                  FrameViewBase,
-                  frameViewBase,
-                  frameViewBase->IsRemoteFrameView(),
-                  frameViewBase.IsRemoteFrameView());
-
 }  // namespace blink
 
 #endif  // RemoteFrameView_h