Move policy code into components/policy.

components/policy/core/common/cloud/rate_limiter.h

 // Copyright (c) 2013 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 CHROME_BROWSER_POLICY_CLOUD_RATE_LIMITER_H_
-#define CHROME_BROWSER_POLICY_CLOUD_RATE_LIMITER_H_
+#ifndef COMPONENTS_POLICY_CORE_COMMON_CLOUD_RATE_LIMITER_H_
+#define COMPONENTS_POLICY_CORE_COMMON_CLOUD_RATE_LIMITER_H_
 
 #include <queue>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/cancelable_callback.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/time/time.h"
+#include "components/policy/policy_export.h"
 
 namespace base {
 class SequencedTaskRunner;
 class TickClock;
 }
 
 namespace policy {
 
 // A simple class to limit the rate at which a callback is invoked.
-class RateLimiter : public base::NonThreadSafe {
+class POLICY_EXPORT RateLimiter : public base::NonThreadSafe {
  public:
   // Will limit invocations of |callback| to |max_requests| per |duration|.
   // |task_runner| is used to post delayed tasks, and |clock| is used to
   // measure elapsed time.
   RateLimiter(size_t max_requests,
               const base::TimeDelta& duration,
               const base::Closure& callback,
               scoped_refptr<base::SequencedTaskRunner> task_runner,
               scoped_ptr<base::TickClock> clock);
   ~RateLimiter();
@@ skipping 12 matching lines @@
   scoped_ptr<base::TickClock> clock_;
 
   std::queue<base::TimeTicks> invocation_times_;
   base::CancelableClosure delayed_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(RateLimiter);
 };
 
 }  // namespace policy
 
-#endif  // CHROME_BROWSER_POLICY_CLOUD_RATE_LIMITER_H_
+#endif  // COMPONENTS_POLICY_CORE_COMMON_CLOUD_RATE_LIMITER_H_