Remove two unnecessary params in ViewHostMsg_UpdateRect_Params

content/browser/frame_host/render_widget_host_view_guest.cc

 // 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.
 
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/frame_host/render_widget_host_view_guest.h"
@@ skipping 179 matching lines @@
     uint32 output_surface_id,
     scoped_ptr<cc::CompositorFrame> frame) {
   if (!guest_)
     return;
 
   if (!guest_->attached()) {
     // If the guest doesn't have an embedder then there's nothing to give the
     // the frame to.
     return;
   }
+
+  last_scroll_offset_ = frame->metadata.root_scroll_offset;
   base::SharedMemoryHandle software_frame_handle =
       base::SharedMemory::NULLHandle();
   if (frame->software_frame_data) {
     cc::SoftwareFrameData* frame_data = frame->software_frame_data.get();
     scoped_ptr<cc::SharedBitmap> bitmap =
         HostSharedBitmapManager::current()->GetSharedBitmapFromId(
             frame_data->size, frame_data->bitmap_id);
     if (!bitmap)
       return;
 
@@ skipping 342 matching lines @@
   return kN32_SkColorType;
 }
 
 RenderWidgetHostViewBase*
 RenderWidgetHostViewGuest::GetGuestRenderWidgetHostView() const {
   return static_cast<RenderWidgetHostViewBase*>(
       guest_->GetEmbedderRenderWidgetHostView());
 }
 
 }  // namespace content