Move blink scheduler implementation into a component

components/scheduler/child/child_scheduler.h

Index: components/scheduler/child/child_scheduler.h
diff --git a/content/child/scheduler/child_scheduler.h b/components/scheduler/child/child_scheduler.h
similarity index 84%
rename from content/child/scheduler/child_scheduler.h
rename to components/scheduler/child/child_scheduler.h
index 308dc1cdf586f0ca25a2041e36731e896fa10457..8fd5359e8cfc38647aa567031a51f34384dcc526 100644
--- a/content/child/scheduler/child_scheduler.h
+++ b/components/scheduler/child/child_scheduler.h
@@ -2,22 +2,22 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_CHILD_SCHEDULER_CHILD_SCHEDULER_H_
-#define CONTENT_CHILD_SCHEDULER_CHILD_SCHEDULER_H_
+#ifndef COMPONENTS_SCHEDULER_CHILD_CHILD_SCHEDULER_H_
+#define COMPONENTS_SCHEDULER_CHILD_CHILD_SCHEDULER_H_
 
 #include "base/message_loop/message_loop.h"
-#include "content/child/scheduler/single_thread_idle_task_runner.h"
-#include "content/common/content_export.h"
+#include "components/scheduler/child/single_thread_idle_task_runner.h"
+#include "components/scheduler/scheduler_export.h"
 
 namespace base {
 class MessageLoop;
 }
 
-namespace content {
+namespace scheduler {
 
-class CONTENT_EXPORT ChildScheduler {
+class SCHEDULER_EXPORT ChildScheduler {
  public:
-  virtual ~ChildScheduler() { }
+  virtual ~ChildScheduler() {}
 
   // Returns the default task runner.
   virtual scoped_refptr<base::SingleThreadTaskRunner> DefaultTaskRunner() = 0;
@@ -58,10 +58,10 @@ class CONTENT_EXPORT ChildScheduler {
   virtual void Shutdown() = 0;
 
  protected:
-  ChildScheduler() { }
+  ChildScheduler() {}
   DISALLOW_COPY_AND_ASSIGN(ChildScheduler);
 };
 
-}  // namespace content
+}  // namespace scheduler
 
-#endif  // CONTENT_CHILD_SCHEDULER_CHILD_SCHEDULER_H_
+#endif  // COMPONENTS_SCHEDULER_CHILD_CHILD_SCHEDULER_H_