Add utf_string_conversions to base namespace.

chrome/browser/password_manager/password_form_data.cc

Index: chrome/browser/password_manager/password_form_data.cc
diff --git a/chrome/browser/password_manager/password_form_data.cc b/chrome/browser/password_manager/password_form_data.cc
index c2c9a01c469ed3680da58e186b288a01756a7d93..17aa7a425133956961c1e7879b945f8d21a68622 100644
--- a/chrome/browser/password_manager/password_form_data.cc
+++ b/chrome/browser/password_manager/password_form_data.cc
@@ -22,15 +22,15 @@ PasswordForm* CreatePasswordFormFromData(
   if (form_data.action)
     form->action = GURL(form_data.action);
   if (form_data.submit_element)
-    form->submit_element = WideToUTF16(form_data.submit_element);
+    form->submit_element = base::WideToUTF16(form_data.submit_element);
   if (form_data.username_element)
-    form->username_element = WideToUTF16(form_data.username_element);
+    form->username_element = base::WideToUTF16(form_data.username_element);
   if (form_data.password_element)
-    form->password_element = WideToUTF16(form_data.password_element);
+    form->password_element = base::WideToUTF16(form_data.password_element);
   if (form_data.username_value) {
-    form->username_value = WideToUTF16(form_data.username_value);
+    form->username_value = base::WideToUTF16(form_data.username_value);
     if (form_data.password_value)
-      form->password_value = WideToUTF16(form_data.password_value);
+      form->password_value = base::WideToUTF16(form_data.password_value);
   } else {
     form->blacklisted_by_user = true;
   }