gtk: Extract event functions into event_utils module.

chrome/browser/ui/gtk/infobars/link_infobar_gtk.cc

Index: chrome/browser/ui/gtk/infobars/link_infobar_gtk.cc
diff --git a/chrome/browser/ui/gtk/infobars/link_infobar_gtk.cc b/chrome/browser/ui/gtk/infobars/link_infobar_gtk.cc
index f375e7a07594d7412ac69c917dfbb69e22d3ccc6..d0ab366a92a43ecc8953405665e257559be4a672 100644
--- a/chrome/browser/ui/gtk/infobars/link_infobar_gtk.cc
+++ b/chrome/browser/ui/gtk/infobars/link_infobar_gtk.cc
@@ -1,11 +1,11 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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/gtk/infobars/link_infobar_gtk.h"
 
 #include "chrome/browser/tab_contents/link_infobar_delegate.h"
-#include "chrome/browser/ui/gtk/gtk_util.h"
+#include "chrome/browser/ui/gtk/event_utils.h"
 
 // LinkInfoBarDelegate ---------------------------------------------------------
 
@@ -30,7 +30,7 @@ LinkInfoBarGtk::~LinkInfoBarGtk() {
 
 void LinkInfoBarGtk::OnLinkClicked(GtkWidget* button) {
   if (GetDelegate()->LinkClicked(
-        gtk_util::DispositionForCurrentButtonPressEvent()))
+        event_utils::DispositionForCurrentButtonPressEvent()))
     RemoveSelf();
 }