Audit the destructors of classes derived from net::URLRequestContextGetter

content/common/net/url_fetcher_impl_unittest.cc

Index: content/common/net/url_fetcher_impl_unittest.cc
diff --git a/content/common/net/url_fetcher_impl_unittest.cc b/content/common/net/url_fetcher_impl_unittest.cc
index c00e561d84e1796a68a07740daf04d468790cae5..ac5efa95026edfe4a6ad12be13c96c7585a88279 100644
--- a/content/common/net/url_fetcher_impl_unittest.cc
+++ b/content/common/net/url_fetcher_impl_unittest.cc
@@ -257,9 +257,10 @@ class CancelTestURLRequestContextGetter : public net::URLRequestContextGetter {
     context_created_.Wait();
   }
 
- private:
-  ~CancelTestURLRequestContextGetter() {}
+ protected:
+  virtual ~CancelTestURLRequestContextGetter() {}
 
+ private:
   scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy_;
   base::WaitableEvent context_created_;
   scoped_refptr<net::URLRequestContext> context_;