NativeWidgetPrivate::CreateNativeWidget should check for NULL on views_delegate

views/widget/native_widget_gtk.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/widget/native_widget_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 #include <X11/extensions/shape.h>
 #include <X11/Xatom.h>
@@ skipping 2126 matching lines @@
 }
 
 namespace internal {
 
 ////////////////////////////////////////////////////////////////////////////////
 // NativeWidgetPrivate, public:
 
 // static
 NativeWidgetPrivate* NativeWidgetPrivate::CreateNativeWidget(
     NativeWidgetDelegate* delegate) {
-  if (Widget::IsPureViews() &&
+  if (Widget::IsPureViews() && ViewsDelegate::views_delegate &&
       ViewsDelegate::views_delegate->GetDefaultParentView()) {
     return new NativeWidgetViews(delegate);
   }
   return new NativeWidgetGtk(delegate);
 }
 
 // static
 NativeWidgetPrivate* NativeWidgetPrivate::GetNativeWidgetForNativeView(
     gfx::NativeView native_view) {
   if (!native_view)
@@ skipping 87 matching lines @@
     button_pressed = event->type == GDK_BUTTON_PRESS ||
         event->type == GDK_2BUTTON_PRESS ||
         event->type == GDK_3BUTTON_PRESS;
     gdk_event_free(event);
   }
   return button_pressed;
 }
 
 }  // namespace internal
 }  // namespace views