RefCounted types should not have public destructors, net/

net/url_request/url_request_throttler_simulation_unittest.cc

Index: net/url_request/url_request_throttler_simulation_unittest.cc
diff --git a/net/url_request/url_request_throttler_simulation_unittest.cc b/net/url_request/url_request_throttler_simulation_unittest.cc
index 5ee1746bd4c9faa232e2ddef04bef976f27814a3..aab1d1a1b1aaf451f2870a13646bf1eda1470d53 100644
--- a/net/url_request/url_request_throttler_simulation_unittest.cc
+++ b/net/url_request/url_request_throttler_simulation_unittest.cc
@@ -299,7 +299,6 @@ class MockURLRequestThrottlerEntry : public URLRequestThrottlerEntry {
       : URLRequestThrottlerEntry(manager, ""),
         mock_backoff_entry_(&backoff_policy_) {
   }
-  virtual ~MockURLRequestThrottlerEntry() {}
 
   virtual const BackoffEntry* GetBackoffEntry() const OVERRIDE {
     return &mock_backoff_entry_;
@@ -322,6 +321,9 @@ class MockURLRequestThrottlerEntry : public URLRequestThrottlerEntry {
     return fake_now_;
   }
 
+ protected:
+  virtual ~MockURLRequestThrottlerEntry() {}
+
  private:
   TimeTicks fake_now_;
   MockBackoffEntry mock_backoff_entry_;