Make --install-chrome-app use extensions::WebstoreInstallWithPrompt.

chrome/browser/ui/startup/startup_browser_creator_impl.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/ui/startup/startup_browser_creator_impl.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "apps/app_restore_service.h"
 #include "apps/app_restore_service_factory.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/environment.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/statistics_recorder.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_restrictions.h"
-#include "chrome/browser/apps/install_chrome_app.h"
 #include "chrome/browser/auto_launch_trial.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/extensions/extension_creator.h"
 #include "chrome/browser/extensions/launch_util.h"
 #include "chrome/browser/extensions/pack_extension_job.h"
 #include "chrome/browser/first_run/first_run.h"
@@ skipping 328 matching lines @@
   // session. In that case open app window + focus it after session is restored.
   content::WebContents* app_contents = NULL;
   if (OpenApplicationWindow(profile, &app_contents)) {
     RecordLaunchModeHistogram(LM_AS_WEBAPP);
   } else {
     RecordLaunchModeHistogram(urls_to_open.empty() ?
                               LM_TO_BE_DECIDED : LM_WITH_URLS);
 
     ProcessLaunchURLs(process_startup, urls_to_open, desktop_type);
 
-    if (command_line_.HasSwitch(switches::kInstallChromeApp)) {
-      install_chrome_app::InstallChromeApp(
-          command_line_.GetSwitchValueASCII(switches::kInstallChromeApp));
-    }
-
     // If this is an app launch, but we didn't open an app window, it may
     // be an app tab.
     OpenApplicationTab(profile);
 
 #if defined(OS_MACOSX)
     if (process_startup) {
       // Check whether the auto-update system needs to be promoted from user
       // to system.
       KeystoneInfoBar::PromotionInfoBar(profile);
     }
@@ skipping 528 matching lines @@
       // behavior is desired because completing or skipping the sync promo
       // causes a redirect to the NTP.
       if (!startup_urls->empty() &&
           startup_urls->at(0) == GURL(chrome::kChromeUINewTabURL))
         startup_urls->at(0) = sync_promo_url;
       else
         startup_urls->insert(startup_urls->begin(), sync_promo_url);
     }
   }
 }