Move the parsing of 'update_url' & 'options_page' URLs out of Extension.

chrome/common/extensions/manifest_url_info.h

Index: chrome/common/extensions/manifest_url_info.h
diff --git a/chrome/common/extensions/manifest_url_info.h b/chrome/common/extensions/manifest_url_info.h
index 20c5cbbb2d6dc8f1403416278c36e3d17db8dc83..15ee587b105de8796cfe3b73c1c7142c673f03d9 100644
--- a/chrome/common/extensions/manifest_url_info.h
+++ b/chrome/common/extensions/manifest_url_info.h
@@ -25,6 +25,14 @@ struct ManifestURLInfo : public Extension::ManifestData {
   // specified in the manifest, this returns the Google Gallery URL. For
   // third-party extensions, this returns a blank GURL.
   static const GURL GetHomepageURL(const Extension* extension);
+
+  // Get the URL associated with "update_url" manifest key.
+  // This is the URL for fetching an update manifest.
+  static const GURL& GetUpdateURL(const Extension* extension);
+
+  // Get the URL associated with "options_page" manifest key.
+  // Optional URL to a page for setting options/preferences.
+  static const GURL& GetOptionsPage(const Extension* extension);
 };
 
 }  // namespace extensions