Removing deprecated DCHECK's that require App Launcher to be user-level only.

chrome/installer/setup/uninstall.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.
 //
 // This file defines the methods useful for uninstalling Chrome.
 
 #include "chrome/installer/setup/uninstall.h"
 
 #include <windows.h>
 
@@ skipping 1122 matching lines @@
       InstallUtil::DeleteRegistryKey(HKEY_CURRENT_USER,
                                      chrome::kMetroRegistryPath);
     }
 
     auto_launch_util::DisableAllAutoStartFeatures(
         ASCIIToUTF16(chrome::kInitialProfile));
 
     DeleteShortcuts(installer_state, product, base::FilePath(chrome_exe));
 
   } else if (product.is_chrome_app_host()) {
-    // TODO(huangs): Remove this check once we have system-level App Host.
-    DCHECK(!installer_state.system_install());
     const base::FilePath app_host_exe(
         installer_state.target_path().Append(installer::kChromeAppHostExe));
     DeleteShortcuts(installer_state, product, app_host_exe);
   }
 
   // Delete the registry keys (Uninstall key and Version key).
   HKEY reg_root = installer_state.root_key();
 
   // Note that we must retrieve the distribution-specific data before deleting
   // product.GetVersionKey().
@@ skipping 275 matching lines @@
     // deletion unconditionally. If they are not empty, the session manager
     // will not delete them on reboot.
     ScheduleParentAndGrandparentForDeletion(target_path);
   } else if (DeleteApplicationProductAndVendorDirectories(target_path) ==
              installer::DELETE_FAILED) {
     *uninstall_status = installer::UNINSTALL_FAILED;
   }
 }
 
 }  // namespace installer