Rework the way Widget::Init works:

views/controls/tabbed_pane/native_tabbed_pane_win.cc

 // Copyright (c) 2011 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 "views/controls/tabbed_pane/native_tabbed_pane_win.h"
 
 #include <vssym32.h>
 
 #include "base/logging.h"
 #include "base/stl_util-inl.h"
@@ skipping 273 matching lines @@
                                       0, 0, width(), height(),
                                       GetWidget()->GetNativeView(), NULL, NULL,
                                       NULL);
   ui::CheckWindowCreated(tab_control);
 
   HFONT font = ResourceBundle::GetSharedInstance().
       GetFont(ResourceBundle::BaseFont).GetNativeFont();
   SendMessage(tab_control, WM_SETFONT, reinterpret_cast<WPARAM>(font), FALSE);
 
   // Create the view container which is a child of the TabControl.
-  content_window_ = Widget::CreateWidget(
-      Widget::CreateParams(Widget::CreateParams::TYPE_CONTROL));
-  content_window_->Init(tab_control, gfx::Rect());
+  content_window_ = Widget::CreateWidget();
+  Widget::CreateParams params(Widget::CreateParams::TYPE_CONTROL);
+  params.parent = tab_control;
+  content_window_->Init(params);
 
   // Explicitly setting the WS_EX_LAYOUTRTL property for the HWND (see above
   // for why we waited until |content_window_| is created before we set this
   // property for the tabbed pane's HWND).
   if (base::i18n::IsRTL())
     l10n_util::HWNDSetRTLLayout(tab_control);
 
   RootView* root_view = content_window_->GetRootView();
   tab_layout_manager_ = new TabLayout();
   root_view->SetLayoutManager(tab_layout_manager_);
@@ skipping 89 matching lines @@
 ////////////////////////////////////////////////////////////////////////////////
 // NativeTabbedPaneWrapper, public:
 
 // static
 NativeTabbedPaneWrapper* NativeTabbedPaneWrapper::CreateNativeWrapper(
     TabbedPane* tabbed_pane) {
   return new NativeTabbedPaneWin(tabbed_pane);
 }
 
 }  // namespace views