Remove two unnecessary params in ViewHostMsg_UpdateRect_Params

content/public/browser/render_widget_host_view.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_VIEW_H_
 #define CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_VIEW_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
@@ skipping 43 matching lines @@
   // Returns the associated RenderWidgetHost.
   virtual RenderWidgetHost* GetRenderWidgetHost() const = 0;
 
   // Tells the View to size itself to the specified size.
   virtual void SetSize(const gfx::Size& size) = 0;
 
   // Tells the View to size and move itself to the specified size and point in
   // screen space.
   virtual void SetBounds(const gfx::Rect& rect) = 0;
 
+  // Retrieves the last known scroll position.
+  virtual gfx::Vector2dF GetLastScrollOffset() const = 0;
+
   // Retrieves the native view used to contain plugins and identify the
   // renderer in IPC messages.
   virtual gfx::NativeView GetNativeView() const = 0;
   virtual gfx::NativeViewId GetNativeViewId() const = 0;
   virtual gfx::NativeViewAccessible GetNativeViewAccessible() = 0;
 
   // Returns a ui::TextInputClient to support text input or NULL if this RWHV
   // doesn't support text input.
   // Note: Not all the platforms use ui::InputMethod and ui::TextInputClient for
   // text input.  Some platforms (Mac and Android for example) use their own
@@ skipping 88 matching lines @@
   // Returns |true| if text is currently being spoken by Mac OS X.
   virtual bool IsSpeaking() const = 0;
   // Stops speaking, if it is currently in progress.
   virtual void StopSpeaking() = 0;
 #endif  // defined(OS_MACOSX)
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_VIEW_H_