Remove implicit conversions from scoped_refptr to T* in content/

content/public/test/browser_test_utils.cc

Index: content/public/test/browser_test_utils.cc
diff --git a/content/public/test/browser_test_utils.cc b/content/public/test/browser_test_utils.cc
index d28b8aae295261942f8ddfa6b54bbc6b942928f1..bbcaf57b67d29ea9e4963a6f8f0a95e2254c8459 100644
--- a/content/public/test/browser_test_utils.cc
+++ b/content/public/test/browser_test_utils.cc
@@ -718,7 +718,7 @@ void DOMMessageQueue::Observe(int type,
                               const NotificationDetails& details) {
   Details<DomOperationNotificationDetails> dom_op_details(details);
   message_queue_.push(dom_op_details->json);
-  if (message_loop_runner_)
+  if (message_loop_runner_.get())
     message_loop_runner_->Quit();
 }