No longer relaunch into metro mode by default on touch devices.

chrome/common/pref_names.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/common/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 987 matching lines @@
 const char kPluginsMetadata[] = "plugins.metadata";
 
 // Last update time of plug-ins resource cache.
 const char kPluginsResourceCacheUpdate[] = "plugins.resource_cache_update";
 #endif
 
 // Boolean that indicates whether we should check if we are the default browser
 // on start-up.
 const char kCheckDefaultBrowser[] = "browser.check_default_browser";
 
-#if defined(OS_WIN)
-// By default, setting Chrome as default during first run on Windows 8 will
-// trigger shutting down the current instance and spawning a new (Metro)
-// Chrome. This boolean preference suppresses this behaviour.
-const char kSuppressSwitchToMetroModeOnSetDefault[] =
-    "browser.suppress_switch_to_metro_mode_on_set_default";
-#endif
-
 // Policy setting whether default browser check should be disabled and default
 // browser registration should take place.
 const char kDefaultBrowserSettingEnabled[] =
     "browser.default_browser_setting_enabled";
 
 #if defined(OS_MACOSX)
 // Boolean that indicates whether the application should show the info bar
 // asking the user to set up automatic updates when Keystone promotion is
 // required.
 const char kShowUpdatePromotionInfoBar[] =
@@ skipping 1345 matching lines @@
 // "mapped_title" entries, detailing the bookmark target URL (if any), the title
 // given by the PartnerBookmarksProvider and either the user-visible renamed
 // title or an empty string if the bookmark node was removed.
 const char kPartnerBookmarkMappings[] = "partnerbookmarks.mappings";
 #endif
 
 // Whether DNS Quick Check is disabled in proxy resolution.
 const char kQuickCheckEnabled[] = "proxy.quick_check_enabled";
 
 }  // namespace prefs