OBSOLETE REVIEW. See http://codereview.chromium.org/10382149/

chrome/browser/ui/webui/ntp/app_launcher_handler.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/webui/ntp/app_launcher_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "base/auto_reset.h"
@@ skipping 95 matching lines @@
   // The Extension class 'helpfully' wraps bidi control characters that
   // impede our ability to determine directionality.
   string16 name = UTF8ToUTF16(extension->name());
   base::i18n::UnadjustStringForLocaleDirection(&name);
   NewTabUI::SetURLTitleAndDirection(value, name, extension->GetFullLaunchURL());
 
   bool enabled = service->IsExtensionEnabled(extension->id()) &&
       !service->GetTerminatedExtension(extension->id());
   extension->GetBasicInfo(enabled, value);
 
+  value->SetBoolean("mayDisable", service->extension_management_policy()->
+      UserMayModifyStatus(extension, NULL));
+
   bool icon_big_exists = true;
   // Instead of setting grayscale here, we do it in apps_page.js.
   GURL icon_big =
       ExtensionIconSource::GetIconURL(extension,
                                       ExtensionIconSet::EXTENSION_ICON_LARGE,
                                       ExtensionIconSet::MATCH_BIGGER,
                                       false, &icon_big_exists);
   value->SetString("icon_big", icon_big.spec());
   value->SetBoolean("icon_big_exists", icon_big_exists);
   bool icon_small_exists = true;
@@ skipping 469 matching lines @@
 
 void AppLauncherHandler::HandleUninstallApp(const ListValue* args) {
   std::string extension_id;
   CHECK(args->GetString(0, &extension_id));
 
   const Extension* extension = extension_service_->GetExtensionById(
       extension_id, true);
   if (!extension)
     return;
 
-  if (!Extension::UserMayDisable(extension->location())) {
+  if (!extension_service_->extension_management_policy()->
+      UserMayModifyStatus(extension, NULL)) {
     LOG(ERROR) << "Attempt to uninstall an extension that is non-usermanagable "
                << "was made. Extension id : " << extension->id();
     return;
   }
   if (!extension_id_prompting_.empty())
     return;  // Only one prompt at a time.
 
   extension_id_prompting_ = extension_id;
 
   bool dont_confirm = false;
@@ skipping 366 matching lines @@
 
 void AppLauncherHandler::UninstallDefaultApps() {
   AppsPromo* apps_promo = extension_service_->apps_promo();
   const ExtensionIdSet& app_ids = apps_promo->old_default_apps();
   for (ExtensionIdSet::const_iterator iter = app_ids.begin();
        iter != app_ids.end(); ++iter) {
     if (extension_service_->GetExtensionById(*iter, true))
       extension_service_->UninstallExtension(*iter, false, NULL);
   }
 }