RefCounted types should not have public destructors, webkit/

webkit/database/quota_table_unittest.cc

Index: webkit/database/quota_table_unittest.cc
diff --git a/webkit/database/quota_table_unittest.cc b/webkit/database/quota_table_unittest.cc
index 492c7b9757f3d1bf4202cf6ab82f05cbd7ae53c4..217ea3cf8d0cfe668e574caeccafaab3526a6ca6 100644
--- a/webkit/database/quota_table_unittest.cc
+++ b/webkit/database/quota_table_unittest.cc
@@ -13,11 +13,14 @@ 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