GTK: Port to gdk_x11_window_lookup_for_display

ui/base/x/active_window_watcher_x.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 <X11/Xlib.h>
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
+#include "ui/base/gtk/gtk_compat.h"
 
 #include "ui/base/x/active_window_watcher_x.h"
 
 namespace ui {
 
 static Atom g_net_active_window_atom = None;
 
 // static
 ActiveWindowWatcherX* ActiveWindowWatcherX::GetInstance() {
   return Singleton<ActiveWindowWatcherX>::get();
@@ skipping 62 matching lines @@
                      &num_items,
                      &remaining_bytes,
                      &property);
 
   // Check that the property was set and contained a single 32-bit item (we
   // don't check that remaining_bytes is 0, though, as XFCE's window manager
   // seems to actually store two values in the property for some unknown
   // reason.)
   if (format == 32 && num_items == 1) {
     int xid = *reinterpret_cast<int*>(property);
-    GdkWindow* active_window = gdk_window_lookup(xid);
+    GdkDisplay *display = gdk_display_get_default();
+    GdkWindow* active_window = gdk_x11_window_lookup_for_display(display, xid);
     FOR_EACH_OBSERVER(
         Observer,
         observers_,
         ActiveWindowChanged(active_window));
   }
   if (property)
     XFree(property);
 }
 
 GdkFilterReturn ActiveWindowWatcherX::OnWindowXEvent(GdkXEvent* xevent,
                                                      GdkEvent* event) {
   XEvent* xev = static_cast<XEvent*>(xevent);
 
   if (xev->xany.type == PropertyNotify &&
       xev->xproperty.atom == g_net_active_window_atom) {
     NotifyActiveWindowChanged();
   }
 
   return GDK_FILTER_CONTINUE;
 }
 
 }  // namespace ui