Gtk3 UI: Rename files in libgtkui containing gtk2 in their name

chrome/browser/ui/libgtkui/gtk_util.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/libgtkui/gtk2_util.h"
+#include "chrome/browser/ui/libgtkui/gtk_util.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 #include <gtk/gtk.h>
 #include <stddef.h>
 
 #include <memory>
 
 #include "base/command_line.h"
 #include "base/debug/leak_annotations.h"
@@ skipping 13 matching lines @@
                                void (*init_func)(gint*, gchar***)) {
   const std::vector<std::string>& args = command_line.argv();
   int argc = args.size();
   std::unique_ptr<char* []> argv(new char*[argc + 1]);
   for (size_t i = 0; i < args.size(); ++i) {
     // TODO(piman@google.com): can gtk_init modify argv? Just being safe
     // here.
     argv[i] = strdup(args[i].c_str());
   }
   argv[argc] = NULL;
-  char **argv_pointer = argv.get();
+  char** argv_pointer = argv.get();
 
   {
     // http://crbug.com/423873
     ANNOTATE_SCOPED_MEMORY_LEAK;
     init_func(&argc, &argv_pointer);
   }
   for (size_t i = 0; i < args.size(); ++i) {
     free(argv[i]);
   }
 }
@@ skipping 85 matching lines @@
 aura::Window* GetAuraTransientParent(GtkWidget* dialog) {
   return reinterpret_cast<aura::Window*>(
       g_object_get_data(G_OBJECT(dialog), kAuraTransientParent));
 }
 
 void ClearAuraTransientParent(GtkWidget* dialog) {
   g_object_set_data(G_OBJECT(dialog), kAuraTransientParent, NULL);
 }
 
 }  // namespace libgtkui