views/mus: Fix showing menu in chrome in mus.

chrome/browser/ui/views/chrome_views_delegate.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 "chrome/browser/ui/views/chrome_views_delegate.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string_util.h"
@@ skipping 46 matching lines @@
 #endif
 
 #if defined(USE_ASH)
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/shell.h"
 #include "ash/wm/window_state.h"
 #include "chrome/browser/ui/ash/ash_init.h"
 #include "chrome/browser/ui/ash/ash_util.h"
 #endif
 
-
 // Helpers --------------------------------------------------------------------
 
 namespace {
 
 Profile* GetProfileForWindow(const views::Widget* window) {
   if (!window)
     return NULL;
   return reinterpret_cast<Profile*>(
       window->GetNativeWindowProperty(Profile::kProfileKey));
 }
@@ skipping 269 matching lines @@
     if (chrome::GetActiveDesktop() != chrome::HOST_DESKTOP_TYPE_ASH &&
         params->parent &&
         params->type != views::Widget::InitParams::TYPE_CONTROL &&
         params->type != views::Widget::InitParams::TYPE_WINDOW) {
       // When we set this to false, we get a DesktopNativeWidgetAura from the
       // default case (not handled in this function).
       use_non_toplevel_window = false;
     }
   }
 #endif  // OS_WIN
+
+  if (!use_non_toplevel_window && !native_widget_factory().is_null()) {
+    params->native_widget = native_widget_factory().Run(*params, delegate);
+    return;
+  }
 #endif  // USE_AURA
 
 #if defined(OS_CHROMEOS)
   // When we are doing straight chromeos builds, we still need to handle the
   // toplevel window case.
   // There may be a few remaining widgets in Chrome OS that are not top level,
   // but have neither a context nor a parent. Provide a fallback context so
   // users don't crash. Developers will hit the DCHECK and should provide a
   // context.
   if (params->context)
@@ skipping 113 matching lines @@
   return content::BrowserThread::GetBlockingPool();
 }
 
 #if !defined(USE_ASH)
 views::Widget::InitParams::WindowOpacity
 ChromeViewsDelegate::GetOpacityForInitParams(
     const views::Widget::InitParams& params) {
   return views::Widget::InitParams::OPAQUE_WINDOW;
 }
 #endif