Fixes bugs in usage of adding a new tab with a disposition of

chrome/browser/views/options/general_page_view.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/views/options/general_page_view.h"
 
 #include "app/combobox_model.h"
 #include "app/l10n_util.h"
 #include "base/callback.h"
 #include "base/message_loop.h"
 #include "base/string16.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser.h"
 #include "chrome/browser/browser_window.h"
 #include "chrome/browser/custom_home_pages_table_model.h"
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 #include "chrome/browser/instant/instant_confirm_dialog.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/prefs/session_startup_pref.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_model.h"
 #include "chrome/browser/search_engines/template_url_model_observer.h"
+#include "chrome/browser/show_options_url.h"
 #include "chrome/browser/views/keyword_editor_view.h"
 #include "chrome/browser/views/options/managed_prefs_banner_view.h"
 #include "chrome/browser/views/options/options_group_view.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "views/controls/button/radio_button.h"
@@ skipping 408 matching lines @@
     instant_checkbox_->SetChecked(prefs->GetBoolean(prefs::kInstantEnabled));
 }
 
 void GeneralPageView::HighlightGroup(OptionsGroup highlight_group) {
   if (highlight_group == OPTIONS_GROUP_DEFAULT_SEARCH)
     default_search_group_->SetHighlighted(true);
 }
 
 void GeneralPageView::LinkActivated(views::Link* source, int event_flags) {
   DCHECK(source == instant_link_);
-  // We open a new browser window so the Options dialog doesn't get lost behind
-  // other windows.
-  Browser* browser = Browser::Create(profile());
-  browser->OpenURL(GURL(browser::kInstantLearnMoreURL),
-                   GURL(), NEW_FOREGROUND_TAB, PageTransition::LINK);
-  browser->window()->Show();
+  browser::ShowOptionsURL(profile(),
+                          GURL(browser::kInstantLearnMoreURL));
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // GeneralPageView, private:
 
 void GeneralPageView::SetDefaultBrowserUIState(
     ShellIntegration::DefaultBrowserUIState state) {
   bool button_enabled = state == ShellIntegration::STATE_NOT_DEFAULT;
   default_browser_use_as_default_button_->SetEnabled(button_enabled);
   default_browser_use_as_default_button_->SetNeedElevation(true);
@@ skipping 407 matching lines @@
   }
   homepage_use_url_textfield_->SetEnabled(enabled);
   homepage_use_url_textfield_->SetReadOnly(!enabled);
 }
 
 void GeneralPageView::SetDefaultSearchProvider() {
   const int index = default_search_engine_combobox_->selected_item();
   default_search_engines_model_->model()->SetDefaultSearchProvider(
       default_search_engines_model_->GetTemplateURLAt(index));
 }