Replace Closure in TaskRunner::PostTask with OneShotCallback

base/trace_event/memory_dump_manager_unittest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/trace_event/memory_dump_manager.h"
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
@@ skipping 154 matching lines @@
       : worker_pool_(new SequencedWorkerPool(2 /* max_threads */,
                                              "Test Task Runner",
                                              base::TaskPriority::USER_VISIBLE)),
         enabled_(true),
         num_of_post_tasks_(0) {}
 
   void set_enabled(bool value) { enabled_ = value; }
   unsigned no_of_post_tasks() const { return num_of_post_tasks_; }
 
   bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here,
-                                  const Closure& task,
+                                  OnceClosure task,
                                   TimeDelta delay) override {
     NOTREACHED();
     return false;
   }
 
   bool PostDelayedTask(const tracked_objects::Location& from_here,
-                       const Closure& task,
+                       OnceClosure task,
                        TimeDelta delay) override {
     num_of_post_tasks_++;
     if (enabled_)
-      return worker_pool_->PostSequencedWorkerTask(token_, from_here, task);
+      return worker_pool_->PostSequencedWorkerTask(token_, from_here,
+                                                   std::move(task));
     return false;
   }
 
   bool RunsTasksOnCurrentThread() const override {
     return worker_pool_->RunsTasksOnCurrentThread();
   }
 
  private:
   ~TestSequencedTaskRunner() override {}
 
@@ skipping 989 matching lines @@
                            MemoryDumpLevelOfDetail::DETAILED);
   EXPECT_FALSE(last_callback_success_);
 
   ASSERT_TRUE(IsPeriodicDumpingEnabled());
   run_loop.Run();
   DisableTracing();
 }
 
 }  // namespace trace_event
 }  // namespace base