linux_aura: Start implementing DesktopRootWindowHostLinux

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/client/dispatcher_client.h"
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/desktop/desktop_activation_client.h"
 #include "ui/aura/desktop/desktop_cursor_client.h"
@@ skipping 159 matching lines @@
   root_window_event_filter_->AddFilter(input_method_filter_.get());
 
   capture_client_.reset(
       new aura::shared::RootWindowCaptureClient(root_window_.get()));
 
   cursor_client_.reset(new aura::DesktopCursorClient(root_window_.get()));
   aura::client::SetCursorClient(root_window_.get(), cursor_client_.get());
 
 #if defined(USE_X11)
   x11_window_event_filter_.reset(
-      new X11WindowEventFilter(root_window_.get(), activation_client, widget_));
+      new X11WindowEventFilter(root_window_.get(), activation_client));
   x11_window_event_filter_->SetUseHostWindowBorders(false);
   root_window_event_filter_->AddFilter(x11_window_event_filter_.get());
 
   if (params.type == Widget::InitParams::TYPE_MENU) {
     ::Window window = root_window_->GetAcceleratedWidget();
     XSetWindowAttributes attributes;
     memset(&attributes, 0, sizeof(attributes));
     attributes.override_redirect = True;
     XChangeWindowAttributes(ui::GetXDisplay(), window, CWOverrideRedirect,
         &attributes);
@@ skipping 91 matching lines @@
   widget_->GetWidget()->Close();
 }
 
 void DesktopNativeWidgetHelperAura::OnRootWindowMoved(
     const aura::RootWindow* root,
     const gfx::Point& new_origin) {
   widget_->GetWidget()->OnNativeWidgetMove();
 }
 
 }  // namespace views