Replace Closure in TaskRunner::PostTask with OneShotCallback

base/task_runner.cc

Index: base/task_runner.cc
diff --git a/base/task_runner.cc b/base/task_runner.cc
index 262e1f8b09eac8d9f91b4113ddeccc27a33323ad..36aabe952a81d02e509ece4758ad187f9b63b364 100644
--- a/base/task_runner.cc
+++ b/base/task_runner.cc
@@ -4,6 +4,7 @@
 
 #include "base/task_runner.h"
 
+#include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/threading/post_task_and_reply_impl.h"
@@ -21,7 +22,7 @@ class PostTaskAndReplyTaskRunner : public internal::PostTaskAndReplyImpl {
 
  private:
   bool PostTask(const tracked_objects::Location& from_here,
-                const Closure& task) override;
+                OnceClosure task) override;
 
   // Non-owning.
   TaskRunner* destination_;
@@ -34,23 +35,22 @@ PostTaskAndReplyTaskRunner::PostTaskAndReplyTaskRunner(
 
 bool PostTaskAndReplyTaskRunner::PostTask(
     const tracked_objects::Location& from_here,
-    const Closure& task) {
-  return destination_->PostTask(from_here, task);
+    OnceClosure task) {
+  return destination_->PostTask(from_here, std::move(task));
 }
 
 }  // namespace
 
 bool TaskRunner::PostTask(const tracked_objects::Location& from_here,
-                          const Closure& task) {
-  return PostDelayedTask(from_here, task, base::TimeDelta());
+                          OnceClosure task) {
+  return PostDelayedTask(from_here, std::move(task), base::TimeDelta());
 }
 
-bool TaskRunner::PostTaskAndReply(
-    const tracked_objects::Location& from_here,
-    const Closure& task,
-    const Closure& reply) {
+bool TaskRunner::PostTaskAndReply(const tracked_objects::Location& from_here,
+                                  OnceClosure task,
+                                  OnceClosure reply) {
   return PostTaskAndReplyTaskRunner(this).PostTaskAndReply(
-      from_here, task, reply);
+      from_here, std::move(task), std::move(reply));
 }
 
 TaskRunner::TaskRunner() {}