Add "create Application Shortcut" to the app menu on NTP.

chrome/browser/ui/browser_init.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/ui/browser_init.h"
 
 #include <algorithm>   // For max().
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
@@ skipping 602 matching lines @@
 
 bool BrowserInit::LaunchWithProfile::OpenApplicationWindow(Profile* profile) {
   std::string url_string, app_id;
   if (!IsAppLaunch(&url_string, &app_id))
     return false;
 
   // This can fail if the app_id is invalid.  It can also fail if the
   // extension is external, and has not yet been installed.
   // TODO(skerner): Do something reasonable here. Pop up a warning panel?
   // Open an URL to the gallery page of the extension id?
-  if (!app_id.empty())
-    return Browser::OpenApplication(profile, app_id, NULL) != NULL;
+  if (!app_id.empty()) {
+    ExtensionsService* extensions_service = profile->GetExtensionsService();
+    const Extension* extension =
+        extensions_service->GetExtensionById(app_id, false);
+
+    // The extension with |app_id| may have been uninstalled.
+    if (!extension)
+      return false;
+
+    // Look at prefs to find the container in which an app should launch.
+    // If no preference is set, launch in a window.
+    extension_misc::LaunchContainer launch_container =
+        extensions_service->extension_prefs()->GetLaunchContainer(
+            extension, ExtensionPrefs::LAUNCH_WINDOW);
+
+    TabContents* app_window = Browser::OpenApplication(
+        profile, extension, launch_container, NULL);
+    return (app_window != NULL);
+  }
 
   if (url_string.empty())
     return false;
 
 #if defined(OS_WIN)  // Fix up Windows shortcuts.
   ReplaceSubstringsAfterOffset(&url_string, 0, "\\x", "%");
 #endif
   GURL url(url_string);
 
   // Restrict allowed URLs for --app switch.
@@ skipping 434 matching lines @@
     return false;
   automation->SetExpectedTabCount(expected_tabs);
 
   AutomationProviderList* list =
       g_browser_process->InitAutomationProviderList();
   DCHECK(list);
   list->AddProvider(automation);
 
   return true;
 }