Migrate base::TaskRunner from Closure to OnceClosure

mojo/public/cpp/bindings/tests/bind_task_runner_unittest.cc

Index: mojo/public/cpp/bindings/tests/bind_task_runner_unittest.cc
diff --git a/mojo/public/cpp/bindings/tests/bind_task_runner_unittest.cc b/mojo/public/cpp/bindings/tests/bind_task_runner_unittest.cc
index 757ed5e55be5c3be1d3ccb210bbb934815dde243..569eb518c6ccb01591aa90d5fc0a574138556582 100644
--- a/mojo/public/cpp/bindings/tests/bind_task_runner_unittest.cc
+++ b/mojo/public/cpp/bindings/tests/bind_task_runner_unittest.cc
@@ -32,14 +32,14 @@ class TestTaskRunner : public base::SingleThreadTaskRunner {
                     base::WaitableEvent::InitialState::NOT_SIGNALED) {}
 
   bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here,
-                                  base::Closure task,
+                                  base::OnceClosure task,
                                   base::TimeDelta delay) override {
     NOTREACHED();
     return false;
   }
 
   bool PostDelayedTask(const tracked_objects::Location& from_here,
-                       base::Closure task,
+                       base::OnceClosure task,
                        base::TimeDelta delay) override {
     {
       base::AutoLock locker(lock_);
@@ -112,7 +112,7 @@ class TestTaskRunner : public base::SingleThreadTaskRunner {
 
   // Protect |tasks_|.
   base::Lock lock_;
-  std::queue<base::Closure> tasks_;
+  std::queue<base::OnceClosure> tasks_;
 
   DISALLOW_COPY_AND_ASSIGN(TestTaskRunner);
 };