Remove FrameViewBase as base class of PluginView.

third_party/WebKit/Source/platform/FrameViewBase.h

Index: third_party/WebKit/Source/platform/FrameViewBase.h
diff --git a/third_party/WebKit/Source/platform/FrameViewBase.h b/third_party/WebKit/Source/platform/FrameViewBase.h
index 0b05bb291ebcbfe8080be7f16377238922bee1ab..f9eb22b6561f574082583f2aab212d76eb21ccd5 100644
--- a/third_party/WebKit/Source/platform/FrameViewBase.h
+++ b/third_party/WebKit/Source/platform/FrameViewBase.h
@@ -63,14 +63,11 @@ class PLATFORM_EXPORT FrameViewBase
     frame_rect_ = frame_rect;
   }
   const IntRect& FrameRect() const { return frame_rect_; }
-  IntRect BoundsRect() const { return IntRect(0, 0, Width(), Height()); }
 
   void Resize(int w, int h) { SetFrameRect(IntRect(X(), Y(), w, h)); }
   void Resize(const IntSize& s) { SetFrameRect(IntRect(Location(), s)); }
 
   virtual void Paint(GraphicsContext&, const CullRect&) const {}
-  void Invalidate() { InvalidateRect(BoundsRect()); }
-  virtual void InvalidateRect(const IntRect&) = 0;
 
   virtual void Show() {}
   virtual void Hide() {}