wstring cleanup in browser/ui/login

chrome/browser/password_manager/password_manager.cc

Index: chrome/browser/password_manager/password_manager.cc
diff --git a/chrome/browser/password_manager/password_manager.cc b/chrome/browser/password_manager/password_manager.cc
index 1f4bf4d4fedb7473d3cc766556818c1c3a3ad05e..c81aab2f7605082461178a3706e5b84425ce7142 100644
--- a/chrome/browser/password_manager/password_manager.cc
+++ b/chrome/browser/password_manager/password_manager.cc
@@ -236,9 +236,8 @@ void PasswordManager::Autofill(
     }
     default:
       if (observer_) {
-        observer_->OnAutofillDataAvailable(
-            UTF16ToWideHack(preferred_match->username_value),
-            UTF16ToWideHack(preferred_match->password_value));
+        observer_->OnAutofillDataAvailable(preferred_match->username_value,
+                                           preferred_match->password_value);
       }
   }
 }