Make Chrome limp briefly before freaking out with aura no ash.

ui/views/widget/desktop_native_widget_helper_aura.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 "ui/views/widget/desktop_native_widget_helper_aura.h"
 
 #include "ui/aura/root_window.h"
 #include "ui/aura/desktop/desktop_activation_client.h"
 #include "ui/aura/desktop/desktop_dispatcher_client.h"
 #include "ui/aura/client/dispatcher_client.h"
@@ skipping 15 matching lines @@
       is_embedded_window_(false) {
 }
 
 DesktopNativeWidgetHelperAura::~DesktopNativeWidgetHelperAura() {
   if (root_window_event_filter_)
     root_window_event_filter_->RemoveFilter(input_method_filter_.get());
 }
 
 void DesktopNativeWidgetHelperAura::PreInitialize(
     const Widget::InitParams& params) {
+#if !defined(OS_WIN)
   // We don't want the status bubble or the omnibox to get their own root
   // window on the desktop; on Linux
   //
   // TODO(erg): This doesn't map perfectly to what I want to do. TYPE_POPUP is
   // used for lots of stuff, like dragged tabs, and I only want this to trigger
   // for the status bubble and the omnibox.
   if (params.type == Widget::InitParams::TYPE_POPUP) {
     is_embedded_window_ = true;
     return;
   } else if (params.type == Widget::InitParams::TYPE_CONTROL) {
     return;
   }
+#endif
 
   gfx::Rect bounds = params.bounds;
   if (bounds.IsEmpty()) {
     // We must pass some non-zero value when we initialize a RootWindow. This
     // will probably be SetBounds()ed soon.
     bounds.set_size(gfx::Size(100, 100));
   }
   root_window_.reset(new aura::RootWindow(bounds));
   root_window_->Init();
 
@@ skipping 76 matching lines @@
                                root->GetHostSize()));
 }
 
 void DesktopNativeWidgetHelperAura::OnRootWindowHostClosed(
     const aura::RootWindow* root) {
   DCHECK_EQ(root, root_window_.get());
   widget_->GetWidget()->Close();
 }
 
 }  // namespace views