Audit the destructors of classes derived from net::URLRequestContextGetter

chrome/browser/safe_browsing/safe_browsing_service.cc

Index: chrome/browser/safe_browsing/safe_browsing_service.cc
diff --git a/chrome/browser/safe_browsing/safe_browsing_service.cc b/chrome/browser/safe_browsing/safe_browsing_service.cc
index 2c2e15baec8e796b8fe4cc6c893c792b0a7d8e24..8ab946eb13da454dcd6703eb65161e32cb95dbaa 100644
--- a/chrome/browser/safe_browsing/safe_browsing_service.cc
+++ b/chrome/browser/safe_browsing/safe_browsing_service.cc
@@ -120,13 +120,15 @@ class SafeBrowsingURLRequestContextGetter
  public:
   explicit SafeBrowsingURLRequestContextGetter(
       SafeBrowsingService* sb_service_);
-  virtual ~SafeBrowsingURLRequestContextGetter();
 
   // Implementation for net::UrlRequestContextGetter.
   virtual net::URLRequestContext* GetURLRequestContext() OVERRIDE;
   virtual scoped_refptr<base::MessageLoopProxy> GetIOMessageLoopProxy() const
       OVERRIDE;
 
+ protected:
+  virtual ~SafeBrowsingURLRequestContextGetter();
+
  private:
   SafeBrowsingService* const sb_service_;  // Owned by BrowserProcess.
   scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy_;