Apply system default theme for OOBE screen.

chrome/browser/chromeos/login/webui_login_view.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/chromeos/login/webui_login_view.h"
 
 #include "ash/shell.h"
 #include "ash/system/tray/system_tray.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/i18n/rtl.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_util.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/browser/chromeos/login/proxy_settings_dialog.h"
 #include "chrome/browser/chromeos/login/webui_login_display.h"
 #include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/renderer_preferences_util.h"
 #include "chrome/browser/ui/views/ash/chrome_shell_delegate.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/render_messages.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/session_manager_client.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_view_host_observer.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
@@ skipping 126 matching lines @@
     tray->SetNextFocusableView(NULL);
 }
 
 void WebUILoginView::Init(views::Widget* login_window) {
   login_window_ = login_window;
   webui_login_ = new views::WebView(ProfileManager::GetDefaultProfile());
   AddChildView(webui_login_);
 
   WebContents* web_contents = webui_login_->GetWebContents();
   web_contents->SetDelegate(this);
+  renderer_preferences_util::UpdateFromSystemSettings(
+      web_contents->GetMutableRendererPrefs(),
+      ProfileManager::GetDefaultProfile());
 
   tab_watcher_.reset(new TabRenderWatcher(web_contents, this));
 }
 
 std::string WebUILoginView::GetClassName() const {
   return kViewClassName;
 }
 
 bool WebUILoginView::AcceleratorPressed(
     const ui::Accelerator& accelerator) {
@@ skipping 152 matching lines @@
   return true;
 }
 
 void WebUILoginView::ReturnFocus(bool reverse) {
   // Return the focus to the web contents.
   webui_login_->web_contents()->FocusThroughTabTraversal(reverse);
   GetWidget()->Activate();
 }
 
 }  // namespace chromeos