Fix nested GuestView's container bounds calculation.

content/browser/browser_plugin/browser_plugin_guest.cc

 // 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.
 
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 457 matching lines @@
   return static_cast<WebContentsImpl*>(web_contents());
 }
 
 gfx::Point BrowserPluginGuest::GetScreenCoordinates(
     const gfx::Point& relative_position) const {
   if (!attached())
     return relative_position;
 
   gfx::Point screen_pos(relative_position);
   screen_pos += guest_window_rect_.OffsetFromOrigin();
-  if (embedder_web_contents()->GetBrowserPluginGuest()) {
-     BrowserPluginGuest* embedder_guest =
-        embedder_web_contents()->GetBrowserPluginGuest();
-     screen_pos += embedder_guest->guest_window_rect_.OffsetFromOrigin();
-  }
   return screen_pos;
 }
 
 void BrowserPluginGuest::SendMessageToEmbedder(IPC::Message* msg) {
   // During tests, attache() may be true when there is no owner_web_contents_;
   // in this case just queue any messages we receive.
   if (!attached() || !owner_web_contents_) {
     // Some pages such as data URLs, javascript URLs, and about:blank
     // do not load external resources and so they load prior to attachment.
     // As a result, we must save all these IPCs until attachment and then
@@ skipping 495 matching lines @@
 void BrowserPluginGuest::OnImeCompositionRangeChanged(
       const gfx::Range& range,
       const std::vector<gfx::Rect>& character_bounds) {
   static_cast<RenderWidgetHostViewBase*>(
       web_contents()->GetRenderWidgetHostView())->ImeCompositionRangeChanged(
           range, character_bounds);
 }
 #endif
 
 }  // namespace content