Allow to use the DefaultRendererFactory from a Utility Process

content/utility/utility_service_factory.h

Index: content/utility/utility_service_factory.h
diff --git a/content/utility/utility_service_factory.h b/content/utility/utility_service_factory.h
index 0e561bd699f39e11b64fa2299822f67c216c59a6..da1baa1b5c94312b6b2c57ea87e48c9e77380a89 100644
--- a/content/utility/utility_service_factory.h
+++ b/content/utility/utility_service_factory.h
@@ -6,6 +6,7 @@
 #define CONTENT_UTILITY_UTILITY_SERVICE_FACTORY_H_
 
 #include "base/macros.h"
+#include "base/single_thread_task_runner.h"
 #include "content/child/service_factory.h"
 
 namespace content {
@@ -24,6 +25,10 @@ class UtilityServiceFactory : public ServiceFactory {
  private:
   void OnLoadFailed() override;
 
+#if defined(ENABLE_MOJO_MEDIA_IN_UTILITY_PROCESS)
+  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(UtilityServiceFactory);
 };