Delete some unused code found by -Wunused-function

chrome/browser/ui/webui/options/content_settings_handler.cc

Index: chrome/browser/ui/webui/options/content_settings_handler.cc
diff --git a/chrome/browser/ui/webui/options/content_settings_handler.cc b/chrome/browser/ui/webui/options/content_settings_handler.cc
index 027e7cb60793c507925e4719fe9f644ce1287a72..5950d8566a18c44fbe0e29fdbbd9bb8e0b3b4985 100644
--- a/chrome/browser/ui/webui/options/content_settings_handler.cc
+++ b/chrome/browser/ui/webui/options/content_settings_handler.cc
@@ -159,15 +159,6 @@ DictionaryValue* GetNotificationExceptionForPage(
   return exception;
 }
 
-// Returns true whenever the hosted |app|'s extent enjoys protected storage
-// under the current |profile|.
-// Must have the AppFilter signature.
-bool HasProtectedStorage(const extensions::Extension& app, Profile* profile) {
-  ExtensionSpecialStoragePolicy* policy =
-      profile->GetExtensionSpecialStoragePolicy();
-  return policy->NeedsProtection(&app);
-}
-
 // Returns true whenever the |extension| is hosted and has |permission|.
 // Must have the AppFilter signature.
 template <APIPermission::ID permission>