RefCounted types should not have public destructors, webkit/

webkit/database/databases_table_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "sql/connection.h"
 #include "sql/statement.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webkit/database/databases_table.h"
 
 namespace {
 
 class TestErrorDelegate : public sql::ErrorDelegate {
  public:
-  virtual ~TestErrorDelegate() { }
-  virtual int OnError(
-      int error, sql::Connection* connection, sql::Statement* stmt) {
+  virtual int OnError(int error,
+                      sql::Connection* connection,
+                      sql::Statement* stmt) OVERRIDE {
     return error;
   }
+
+ protected:
+  virtual ~TestErrorDelegate() {}
 };
 
 }  // namespace
 
 namespace webkit_database {
 
 static void CheckDetailsAreEqual(const DatabaseDetails& d1,
                                  const DatabaseDetails& d2) {
   EXPECT_EQ(d1.origin_identifier, d2.origin_identifier);
   EXPECT_EQ(d1.database_name, d2.database_name);
@@ skipping 111 matching lines @@
       details_in1.origin_identifier,
       details_in1.database_name,
       &details_out1));
 
   // Check that trying to delete a record that doesn't exist fails.
   EXPECT_FALSE(databases_table.DeleteDatabaseDetails(
       ASCIIToUTF16("unknown_origin"), ASCIIToUTF16("unknown_database")));
 }
 
 }  // namespace webkit_database