Initial gtk3 support

chrome/browser/ui/libgtk2ui/gtk2_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/libgtk2ui/gtk2_util.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 #include <gtk/gtk.h>
 
@@ skipping 117 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);
 }
 
-GtkStateType GetGtkState(ui::NativeTheme::State state) {
-  switch (state) {
-    case ui::NativeTheme::kDisabled:  return GTK_STATE_INSENSITIVE;
-    case ui::NativeTheme::kHovered:   return GTK_STATE_PRELIGHT;
-    case ui::NativeTheme::kNormal:    return GTK_STATE_NORMAL;
-    case ui::NativeTheme::kPressed:   return GTK_STATE_ACTIVE;
-    case ui::NativeTheme::kNumStates: NOTREACHED();
-  }
-  return GTK_STATE_NORMAL;
-}
-
 }  // namespace libgtk2ui