Fix missing backing store in Linux.

chrome/browser/tab_contents/web_contents.cc

 // Copyright (c) 2009 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 "chrome/browser/tab_contents/web_contents.h"
 
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/file_version_info.h"
 #include "base/process_util.h"
@@ skipping 1524 matching lines @@
   // RenderView, that means it's for the pending entry, so we have to use the
   // pending DOM UI.
   if (render_manager_.pending_dom_ui())
     render_view_host->AllowDOMUIBindings();
 
   RenderWidgetHostView* rwh_view = view_->CreateViewForWidget(render_view_host);
   if (!render_view_host->CreateRenderView())
     return false;
 
   // Now that the RenderView has been created, we need to tell it its size.
-  rwh_view->SetSize(view_->GetContainerSize());
+  view_->SetChildSize(rwh_view);
 
   UpdateMaxPageIDIfNecessary(render_view_host->site_instance(),
                              render_view_host);
   return true;
 }
 
 void WebContents::Observe(NotificationType type,
                           const NotificationSource& source,
                           const NotificationDetails& details) {
   switch (type.value) {
@@ skipping 398 matching lines @@
   //    -> Use pending DOM UI if any.
   //
   //  - Normal state with no load: committed nav entry + no pending nav entry:
   //    -> Use committed DOM UI.
   if (controller()->GetPendingEntry() &&
       (controller()->GetLastCommittedEntry() ||
        render_manager_.pending_dom_ui()))
     return render_manager_.pending_dom_ui();
   return render_manager_.dom_ui();
 }