Add the "options_ui" extension manifest field.

chrome/browser/extensions/extension_context_menu_model.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/extensions/extension_context_menu_model.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/extensions/active_script_controller.h"
@@ skipping 18 matching lines @@
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/context_menu_params.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/management_policy.h"
 #include "extensions/browser/uninstall_reason.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/feature_switch.h"
+#include "extensions/common/manifest_handlers/options_page_info.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::OpenURLParams;
 using content::Referrer;
 using content::WebContents;
 using extensions::Extension;
 using extensions::ExtensionActionAPI;
 using extensions::ExtensionPrefs;
 using extensions::MenuItem;
 using extensions::MenuManager;
@@ skipping 85 matching lines @@
 
 bool ExtensionContextMenuModel::IsCommandIdEnabled(int command_id) const {
   const Extension* extension = GetExtension();
   if (!extension)
     return false;
 
   if (command_id >= IDC_EXTENSIONS_CONTEXT_CUSTOM_FIRST &&
       command_id <= IDC_EXTENSIONS_CONTEXT_CUSTOM_LAST) {
     return extension_items_->IsCommandIdEnabled(command_id);
   } else if (command_id == CONFIGURE) {
-    return
-        extensions::ManifestURL::GetOptionsPage(extension).spec().length() > 0;
+    return extensions::OptionsPageInfo::GetOptionsPage(extension)
+               .spec()
+               .length() > 0;

[not at google - send to devlin, 2014/08/29 05:39:23]

Weird. You can write (url.spec().length() > 0) as just (!url.is_empty()) - mind
changing that?

(as is already written below for whatever reason)

[ericzeng, 2014/08/29 22:08:49]

Done.

   } else if (command_id == NAME) {
     // The NAME links to the Homepage URL. If the extension doesn't have a
     // homepage, we just disable this menu item.
     return extensions::ManifestURL::GetHomepageURL(extension).is_valid();
   } else if (command_id == INSPECT_POPUP) {
     WebContents* web_contents = GetActiveWebContents();
     if (!web_contents)
       return false;
 
     return extension_action_ &&
@@ skipping 37 matching lines @@
     }
     case ALWAYS_RUN: {
       WebContents* web_contents = GetActiveWebContents();
       if (web_contents) {
         extensions::ActiveScriptController::GetForWebContents(web_contents)
             ->AlwaysRunOnVisibleOrigin(extension);
       }
       break;
     }
     case CONFIGURE:
-      DCHECK(!extensions::ManifestURL::GetOptionsPage(extension).is_empty());
+      DCHECK(
+          !extensions::OptionsPageInfo::GetOptionsPage(extension).is_empty());
       extensions::ExtensionTabUtil::OpenOptionsPage(extension, browser_);
       break;
     case TOGGLE_VISIBILITY: {
       ExtensionPrefs* prefs = ExtensionPrefs::Get(profile_);
       bool visible = ExtensionActionAPI::GetBrowserActionVisibility(
                          prefs, extension->id());
       ExtensionActionAPI::SetBrowserActionVisibility(
           prefs, extension->id(), !visible);
       break;
     }
@@ skipping 105 matching lines @@
   extension_items_count_ = 0;
   extension_items_->AppendExtensionItems(MenuItem::ExtensionKey(extension_id_),
                                          base::string16(),
                                          &extension_items_count_,
                                          true);  // is_action_menu
 }
 
 content::WebContents* ExtensionContextMenuModel::GetActiveWebContents() const {
   return browser_->tab_strip_model()->GetActiveWebContents();
 }