Pass Callback to TaskRunner by value and consume it on invocation (1)

base/test/test_pending_task.cc

 // Copyright (c) 2012 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/test/test_pending_task.h"
+
 #include <string>
-
-#include "base/test/test_pending_task.h"
+#include <utility>
 
 namespace base {
 
 TestPendingTask::TestPendingTask() : nestability(NESTABLE) {}
 
-TestPendingTask::TestPendingTask(
-    const tracked_objects::Location& location,
-    const Closure& task,
-    TimeTicks post_time,
-    TimeDelta delay,
-    TestNestability nestability)
+TestPendingTask::TestPendingTask(const tracked_objects::Location& location,
+                                 Closure task,
+                                 TimeTicks post_time,
+                                 TimeDelta delay,
+                                 TestNestability nestability)
     : location(location),
-      task(task),
+      task(std::move(task)),
       post_time(post_time),
       delay(delay),
       nestability(nestability) {}
 
 TestPendingTask::TestPendingTask(TestPendingTask&& other) = default;
 
 TestPendingTask& TestPendingTask::operator=(TestPendingTask&& other) = default;
 
 TimeTicks TestPendingTask::GetTimeToRun() const {
   return post_time + delay;
@@ skipping 41 matching lines @@
 std::ostream& operator<<(std::ostream& os, const TestPendingTask& task) {
   PrintTo(task, &os);
   return os;
 }
 
 void PrintTo(const TestPendingTask& task, std::ostream* os) {
   *os << task.ToString();
 }
 
 }  // namespace base