Reverse the change in crrev.com/222879

ui/views/widget/desktop_aura/desktop_native_widget_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_aura/desktop_native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "ui/aura/client/activation_client.h"
 #include "ui/aura/client/aura_constants.h"
@@ skipping 141 matching lines @@
     aura::client::SetWindowTreeClient(root_window_, this);
   }
   virtual ~DesktopNativeWidgetAuraWindowTreeClient() {
     aura::client::SetWindowTreeClient(root_window_, NULL);
   }
 
   // Overridden from client::WindowTreeClient:
   virtual aura::Window* GetDefaultParent(aura::Window* context,
                                          aura::Window* window,
                                          const gfx::Rect& bounds) OVERRIDE {
-    bool full_screen = window->GetProperty(aura::client::kShowStateKey) ==
+    bool is_fullscreen = window->GetProperty(aura::client::kShowStateKey) ==
         ui::SHOW_STATE_FULLSCREEN;
-    bool is_menu = false;
-    // TODO(erg): We need to be able to spawn and deal with toplevel windows if
-    // we want the popups to extend past our window
-    // bounds. http://crbug.com/288988
-#if !defined(OS_LINUX)
-    is_menu = window->type() == aura::client::WINDOW_TYPE_MENU;
-#endif
-    if (full_screen || is_menu) {
+    bool is_menu = window->type() == aura::client::WINDOW_TYPE_MENU;
+    if (is_fullscreen || is_menu) {
       return DesktopNativeWidgetTopLevelHandler::CreateParentWindow(
-          window, bounds, full_screen);
+          window, bounds, is_fullscreen);
     }
     return root_window_;
   }
 
  private:
   aura::Window* root_window_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopNativeWidgetAuraWindowTreeClient);
 };
 
@@ skipping 928 matching lines @@
   input_method_event_filter_->SetInputMethodPropertyInRootWindow(
       root_window_->window());
   root_window_event_filter_->AddHandler(input_method_event_filter_.get());
 }
 
 void DesktopNativeWidgetAura::UpdateWindowTransparency() {
   content_window_->SetTransparent(ShouldUseNativeFrame());
 }
 
 }  // namespace views