Disallow gtk theme on cros

chrome/browser/ui/gtk/gtk_theme_service.cc

 // Copyright (c) 2011 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/gtk_theme_service.h"
 
 #include <gtk/gtk.h>
 
 #include <set>
 #include <string>
@@ skipping 272 matching lines @@
   FreeIconSets();
 
   // We have to call this because FreePlatformCached() in ~ThemeService
   // doesn't call the right virutal FreePlatformCaches.
   FreePlatformCaches();
 }
 
 void GtkThemeService::Init(Profile* profile) {
   registrar_.Init(profile->GetPrefs());
   registrar_.Add(prefs::kUsesSystemTheme, this);
+#if defined(OS_CHROMEOS)
+  use_gtk_ = false;
+#else
   use_gtk_ = profile->GetPrefs()->GetBoolean(prefs::kUsesSystemTheme);
-
+#endif
   ThemeService::Init(profile);
 }
 
 SkBitmap* GtkThemeService::GetBitmapNamed(int id) const {
   // Try to get our cached version:
   ImageCache::const_iterator it = gtk_images_.find(id);
   if (it != gtk_images_.end())
     return it->second;
 
   if (use_gtk_ && IsOverridableImage(id)) {
@@ skipping 54 matching lines @@
 
 bool GtkThemeService::UsingNativeTheme() const {
   return use_gtk_;
 }
 
 void GtkThemeService::Observe(NotificationType type,
                               const NotificationSource& source,
                               const NotificationDetails& details) {
   if ((type == NotificationType::PREF_CHANGED) &&
       (*Details<std::string>(details).ptr() == prefs::kUsesSystemTheme)) {
+#if !defined(OS_CHROMEOS)
     use_gtk_ = profile()->GetPrefs()->GetBoolean(prefs::kUsesSystemTheme);
+#endif
   } else {
     ThemeService::Observe(type, source, details);
   }
 }
 
 GtkWidget* GtkThemeService::BuildChromeButton() {
   GtkWidget* button = HoverControllerGtk::CreateChromeButton();
   gtk_chrome_button_set_use_gtk_rendering(GTK_CHROME_BUTTON(button), use_gtk_);
   chrome_buttons_.push_back(button);
 
@@ skipping 759 matching lines @@
   cairo_set_line_width(cr, 1.0);
   cairo_move_to(cr, start_x, widget->allocation.y);
   cairo_line_to(cr, start_x,
                 widget->allocation.y + widget->allocation.height);
   cairo_stroke(cr);
   cairo_destroy(cr);
   cairo_pattern_destroy(pattern);
 
   return TRUE;
 }