Update content/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

content/browser/worker_host/worker_process_host.h

Index: content/browser/worker_host/worker_process_host.h
diff --git a/content/browser/worker_host/worker_process_host.h b/content/browser/worker_host/worker_process_host.h
index 4a86b86dbdaf24232cbed5edc686c412389c7c00..f44b49b1016acbb558f90c292c7d909a4eb771b1 100644
--- a/content/browser/worker_host/worker_process_host.h
+++ b/content/browser/worker_host/worker_process_host.h
@@ -106,7 +106,7 @@ class WorkerProcessHost : public BrowserChildProcessHostDelegate,
       return main_resource_appcache_id_;
     }
     WorkerDocumentSet* worker_document_set() const {
-      return worker_document_set_;
+      return worker_document_set_.get();
     }
     ResourceContext* resource_context() const {
       return resource_context_;