Improve autofill unit test

chrome/browser/sync/profile_sync_test_util.h

Index: chrome/browser/sync/profile_sync_test_util.h
diff --git a/chrome/browser/sync/profile_sync_test_util.h b/chrome/browser/sync/profile_sync_test_util.h
index e78ab09318513874cac738b80de3cace22aec311..7c73ed1379931f96fd997f56424193350c475a3d 100644
--- a/chrome/browser/sync/profile_sync_test_util.h
+++ b/chrome/browser/sync/profile_sync_test_util.h
@@ -32,12 +32,6 @@ class TestModelAssociator : public ModelAssociatorImpl {
       : ModelAssociatorImpl(service, error_handler) {
   }
 
-  TestModelAssociator(ProfileSyncService* service,
-                      WebDatabase* web_database,
-                      browser_sync::UnrecoverableErrorHandler* error_handler)
-      : ModelAssociatorImpl(service, web_database, error_handler) {
-  }
-
   virtual bool GetSyncIdForTaggedNode(const std::string& tag, int64* sync_id) {
     std::wstring tag_wide;
     if (!UTF8ToWide(tag.c_str(), tag.length(), &tag_wide)) {