Only do DelegateExecute verb handler registration for Google Chrome.

chrome/installer/setup/install_worker.h

 // 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 contains the declarations of the installer functions that build
 // the WorkItemList used to install the application.
 
 #ifndef CHROME_INSTALLER_SETUP_INSTALL_WORKER_H_
 #define CHROME_INSTALLER_SETUP_INSTALL_WORKER_H_
 #pragma once
@@ skipping 104 matching lines @@
 // Called for either installation or uninstallation. This method updates the
 // registry according to Chrome Frame specific options for the current
 // installation.  This includes handling of the ready-mode option.
 void AddChromeFrameWorkItems(const InstallationState& original_state,
                              const InstallerState& installer_state,
                              const FilePath& setup_path,
                              const Version& new_version,
                              const Product& product,
                              WorkItemList* list);
 
-// Called for either installation or uninstallation. This method updates the
-// registry according to Chrome specific options for the current installation.
-// This includes handling of the delegate execute server.
-void AddChromeWorkItems(const InstallationState& original_state,
-                        const InstallerState& installer_state,
-                        const FilePath& setup_path,
-                        const Version& new_version,
-                        const Product& product,
-                        WorkItemList* list);
+// Called for either installation or uninstallation. This method adds or
+// removes COM registration for a product's DelegateExecute verb handler.
+void AddDelegateExecuteWorkItems(const InstallationState& original_state,
+                                 const InstallerState& installer_state,
+                                 const FilePath& setup_path,
+                                 const Version& new_version,
+                                 const Product& product,
+                                 WorkItemList* list);
 
 // This method adds work items to create (or update) Chrome uninstall entry in
 // either the Control Panel->Add/Remove Programs list or in the Omaha client
 // state key if running under an MSI installer.
 void AddUninstallShortcutWorkItems(const InstallerState& installer_state,
                                    const FilePath& setup_path,
                                    const Version& new_version,
                                    WorkItemList* install_list,
                                    const Product& product);
 
@@ skipping 33 matching lines @@
 // (and may therefore be NULL) when uninstalling.
 void AddQuickEnableWorkItems(const InstallerState& installer_state,
                              const InstallationState& machine_state,
                              const FilePath* setup_path,
                              const Version* new_version,
                              WorkItemList* work_item_list);
 
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_SETUP_INSTALL_WORKER_H_