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 53 matching lines @@
   // Allow $CHROME_DESKTOP to override the built-in value, so that development
   // versions can set themselves as the default without interfering with
   // non-official, packaged versions using the built-in value.
   std::string name;
   if (env->GetVar("CHROME_DESKTOP", &name) && !name.empty())
     return name;
   return "chromium-browser.desktop";
 #endif
 }
 
-void SetAlwaysShowImage(GtkWidget* image_menu_item) {
-  gtk_image_menu_item_set_always_show_image(
-      GTK_IMAGE_MENU_ITEM(image_menu_item), TRUE);
-}
-
 guint GetGdkKeyCodeForAccelerator(const ui::Accelerator& accelerator) {
   // The second parameter is false because accelerator keys are expressed in
   // terms of the non-shift-modified key.
   return XKeysymForWindowsKeyCode(accelerator.key_code(), false);
 }
 
 GdkModifierType GetGdkModifierForAccelerator(
     const ui::Accelerator& accelerator) {
   int event_flag = accelerator.modifiers();
   int modifier = 0;
@@ skipping 39 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