Convert //url to use std::unique_ptr

content/child/request_info.h

Index: content/child/request_info.h
diff --git a/content/child/request_info.h b/content/child/request_info.h
index d808225379efc937095331b13db5dd54155ab251..a5e026f9709d95b179854e4020bf253531dee7e2 100644
--- a/content/child/request_info.h
+++ b/content/child/request_info.h
@@ -7,6 +7,7 @@
 
 #include <stdint.h>
 
+#include <memory>
 #include <string>
 
 #include "base/macros.h"
@@ -121,7 +122,7 @@ struct CONTENT_EXPORT RequestInfo {
   blink::WebURLRequest::ExtraData* extra_data;
 
   // Optional, the specific task queue to execute loading tasks on.
-  scoped_ptr<blink::WebTaskRunner> loading_web_task_runner;
+  std::unique_ptr<blink::WebTaskRunner> loading_web_task_runner;
 
   // PlzNavigate: the stream URL to request during navigations to get access to
   // the ResourceBody that has already been fetched by the browser process.