GTK: First draft of using native themes, partially based on evan's CL 118358.

chrome/browser/gtk/tabs/tab_renderer_gtk.cc

 // Copyright (c) 2009 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/gtk/tabs/tab_renderer_gtk.h"
 
 #include "app/gfx/canvas_paint.h"
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "chrome/browser/browser.h"
@@ skipping 663 matching lines @@
   return IconCapacity() >= 1;
 }
 
 bool TabRendererGtk::ShouldShowCloseBox() const {
   // The selected tab never clips close button.
   return IsSelected() || IconCapacity() >= 3;
 }
 
 CustomDrawButton* TabRendererGtk::MakeCloseButton() {
   CustomDrawButton* button = new CustomDrawButton(IDR_TAB_CLOSE,
-      IDR_TAB_CLOSE_P, IDR_TAB_CLOSE_H, IDR_TAB_CLOSE);
+      IDR_TAB_CLOSE_P, IDR_TAB_CLOSE_H, IDR_TAB_CLOSE, NULL);
 
   g_signal_connect(G_OBJECT(button->widget()), "clicked",
                    G_CALLBACK(OnCloseButtonClicked), this);
   g_signal_connect(G_OBJECT(button->widget()), "button-release-event",
                    G_CALLBACK(OnCloseButtonMouseRelease), this);
   GTK_WIDGET_UNSET_FLAGS(button->widget(), GTK_CAN_FOCUS);
   gtk_fixed_put(GTK_FIXED(tab_.get()), button->widget(), 0, 0);
 
   return button;
 }
@@ skipping 51 matching lines @@
   gfx::Font base_font = rb.GetFont(ResourceBundle::BaseFont);
   title_font_ = new gfx::Font(gfx::Font::CreateFont(base_font.FontName(), 10));
   title_font_height_ = title_font_->height();
 
   InitializeLoadingAnimationData(&rb, &loading_animation_data);
 
   crashed_fav_icon = rb.GetBitmapNamed(IDR_SAD_FAVICON);
 
   initialized_ = true;
 }