Enable default apps by default.

chrome/browser/profiles/profile_impl.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/profiles/profile_impl.h"
 
 #include "app/resource_bundle.h"
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/file_path.h"
@@ skipping 388 matching lines @@
 
     std::string manifest =
         ResourceBundle::GetSharedInstance().GetRawDataResource(
             iter->second).as_string();
     extensions_service_->register_component_extension(
         ExtensionsService::ComponentExtensionInfo(manifest, path));
   }
 }
 
 void ProfileImpl::InstallDefaultApps() {
-#if !defined(OS_CHROMEOS)
-  // On desktop Chrome, we don't have default apps on by, err, default yet.
-  if (!CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableDefaultApps)) {
-    return;
-  }
-#endif
-
   // The web store only supports en-US at the moment, so we don't install
   // default apps in other locales.
   if (g_browser_process->GetApplicationLocale() != "en-US")
     return;
 
   ExtensionsService* extensions_service = GetExtensionsService();
   const ExtensionIdSet* app_ids =
       extensions_service->default_apps()->GetAppsToInstall();
   if (!app_ids)
     return;
@@ skipping 932 matching lines @@
 }
 
 PrerenderManager* ProfileImpl::GetPrerenderManager() {
   CommandLine* cl = CommandLine::ForCurrentProcess();
   if (!cl->HasSwitch(switches::kEnablePagePrerender))
     return NULL;
   if (!prerender_manager_.get())
     prerender_manager_.reset(new PrerenderManager(this));
   return prerender_manager_.get();
 }