scheduler: Add a base directory

components/scheduler/base/cancelable_closure_holder.h

 // Copyright 2014 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.
 
-#ifndef COMPONENTS_SCHEDULER_CHILD_CANCELABLE_CLOSURE_HOLDER_H_
-#define COMPONENTS_SCHEDULER_CHILD_CANCELABLE_CLOSURE_HOLDER_H_
+#ifndef COMPONENTS_SCHEDULER_BASE_CANCELABLE_CLOSURE_HOLDER_H_
+#define COMPONENTS_SCHEDULER_BASE_CANCELABLE_CLOSURE_HOLDER_H_
 
 #include "base/cancelable_callback.h"
 
 namespace scheduler {
 
 // A CancelableClosureHolder is a CancelableCallback which resets its wrapped
 // callback with a cached closure whenever it is canceled.
 class CancelableClosureHolder {
  public:
   CancelableClosureHolder();
@@ skipping 12 matching lines @@
 
  private:
   base::Closure callback_;
   base::CancelableClosure cancelable_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(CancelableClosureHolder);
 };
 
 }  // namespace scheduler
 
-#endif  // COMPONENTS_SCHEDULER_CHILD_CANCELABLE_CLOSURE_HOLDER_H_
+#endif  // COMPONENTS_SCHEDULER_BASE_CANCELABLE_CLOSURE_HOLDER_H_