Set the details field of the BROWSER_THEME_CHANGED notification to

chrome/browser/gtk/gtk_theme_provider.cc

 // Copyright (c) 2010 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/gtk_theme_provider.h"
 
 #include <gtk/gtk.h>
 
 #include "app/resource_bundle.h"
 #include "base/stl_util-inl.h"
@@ skipping 177 matching lines @@
 void GtkThemeProvider::UseDefaultTheme() {
   profile()->GetPrefs()->SetBoolean(prefs::kUsesSystemTheme, false);
   LoadDefaultValues();
   BrowserThemeProvider::UseDefaultTheme();
 }
 
 void GtkThemeProvider::SetNativeTheme() {
   profile()->GetPrefs()->SetBoolean(prefs::kUsesSystemTheme, true);
   ClearAllThemeData();
   LoadGtkValues();
-  NotifyThemeChanged();
+  NotifyThemeChanged(NULL);
 }
 
 void GtkThemeProvider::Observe(NotificationType type,
                                const NotificationSource& source,
                                const NotificationDetails& details) {
   if ((type == NotificationType::PREF_CHANGED) &&
       (*Details<std::wstring>(details).ptr() == prefs::kUsesSystemTheme))
     use_gtk_ = profile()->GetPrefs()->GetBoolean(prefs::kUsesSystemTheme);
 }
 
@@ skipping 179 matching lines @@
 
 void GtkThemeProvider::LoadThemePrefs() {
   if (use_gtk_) {
     LoadGtkValues();
   } else {
     LoadDefaultValues();
     BrowserThemeProvider::LoadThemePrefs();
   }
 }
 
-void GtkThemeProvider::NotifyThemeChanged() {
-  BrowserThemeProvider::NotifyThemeChanged();
+void GtkThemeProvider::NotifyThemeChanged(Extension* extension) {
+  BrowserThemeProvider::NotifyThemeChanged(extension);
 
   // Notify all GtkChromeButtons of their new rendering mode:
   for (std::vector<GtkWidget*>::iterator it = chrome_buttons_.begin();
        it != chrome_buttons_.end(); ++it) {
     gtk_chrome_button_set_use_gtk_rendering(
         GTK_CHROME_BUTTON(*it), use_gtk_);
   }
 }
 
 void GtkThemeProvider::FreePlatformCaches() {
   BrowserThemeProvider::FreePlatformCaches();
   FreePerDisplaySurfaces();
   STLDeleteValues(&gtk_images_);
 }
 
 // static
 void GtkThemeProvider::OnStyleSet(GtkWidget* widget,
                                   GtkStyle* previous_style,
                                   GtkThemeProvider* provider) {
   GdkPixbuf* default_folder_icon = default_folder_icon_;
   GdkPixbuf* default_bookmark_icon = default_bookmark_icon_;
   default_folder_icon_ = NULL;
   default_bookmark_icon_ = NULL;
 
   if (provider->profile()->GetPrefs()->GetBoolean(prefs::kUsesSystemTheme)) {
     provider->ClearAllThemeData();
     provider->LoadGtkValues();
-    provider->NotifyThemeChanged();
+    provider->NotifyThemeChanged(NULL);
   }
 
   // Free the old icons only after the theme change notification has gone
   // through.
   if (default_folder_icon)
     g_object_unref(default_folder_icon);
   if (default_bookmark_icon)
     g_object_unref(default_bookmark_icon);
 }
 
@@ skipping 292 matching lines @@
 }
 
 void GtkThemeProvider::OnDestroyChromeButton(GtkWidget* button,
                                              GtkThemeProvider* provider) {
   std::vector<GtkWidget*>::iterator it =
       find(provider->chrome_buttons_.begin(), provider->chrome_buttons_.end(),
            button);
   if (it != provider->chrome_buttons_.end())
     provider->chrome_buttons_.erase(it);
 }