1 // Copyright 2017 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_TASK_RUNNER_HELPER_H_ 6 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_TASK_RUNNER_HELPER_H_ 7 8 #include "base/memory/ref_counted.h" 9 10 namespace base { 11 class SequencedTaskRunner; 12 } // namespace base 13 14 namespace mojo { 15 namespace internal { 16 17 // Returns the SequencedTaskRunner to use from the optional user-provided 18 // SequencedTaskRunner. If |runner| is provided non-null, it is returned. 19 // Otherwise, SequencedTaskRunnerHandle::Get() is returned. If |runner| is non- 20 // null, it must run tasks on the current sequence. 21 scoped_refptr<base::SequencedTaskRunner> 22 GetTaskRunnerToUseFromUserProvidedTaskRunner( 23 scoped_refptr<base::SequencedTaskRunner> runner); 24 25 } // namespace internal 26 } // namespace mojo 27 28 #endif // MOJO_PUBLIC_CPP_BINDINGS_LIB_TASK_RUNNER_HELPER_H_ 29
