Introduce TaskRunner::RunsTasksInCurrentSequence()

base/threading/worker_pool_posix.cc

Index: base/threading/worker_pool_posix.cc
diff --git a/base/threading/worker_pool_posix.cc b/base/threading/worker_pool_posix.cc
index 851480adda1002843e6c4eb2eb24738ae5a5b8de..17c738b7050e558b134091432b9f9dc6d3f51ec1 100644
--- a/base/threading/worker_pool_posix.cc
+++ b/base/threading/worker_pool_posix.cc
@@ -126,6 +126,10 @@ bool WorkerPool::RunsTasksOnCurrentThread() {
   return g_worker_pool_running_on_this_thread.Get().Get();
 }
 
+bool WorkerPool::RunsTasksInCurrentSequence() {

[gab, 2017/04/18 15:00:33]

// static

above.

+  return g_worker_pool_running_on_this_thread.Get().Get();
+}
+
 PosixDynamicThreadPool::PosixDynamicThreadPool(const std::string& name_prefix,
                                                int idle_seconds_before_exit)
     : name_prefix_(name_prefix),