Move all files related to tracked preferences from c/b/prefs to c/b/prefs/tracked.

chrome/browser/prefs/tracked/tracked_atomic_preference.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 CHROME_BROWSER_PREFS_TRACKED_TRACKED_ATOMIC_PREFERENCE_H_
 #define CHROME_BROWSER_PREFS_TRACKED_TRACKED_ATOMIC_PREFERENCE_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "chrome/browser/prefs/pref_hash_filter.h"
+#include "chrome/browser/prefs/tracked/pref_hash_filter.h"
 #include "chrome/browser/prefs/tracked/tracked_preference.h"
 #include "chrome/browser/prefs/tracked/tracked_preference_helper.h"
 
 class TrackedPreferenceValidationDelegate;
 
 // A TrackedAtomicPreference is tracked as a whole. A hash is stored for its
 // entire value and it is entirely reset on mismatch. An optional delegate is
 // notified of the status of the preference during enforcement.
 class TrackedAtomicPreference : public TrackedPreference {
  public:
@@ skipping 12 matching lines @@
 
  private:
   const std::string pref_path_;
   const TrackedPreferenceHelper helper_;
   TrackedPreferenceValidationDelegate* delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(TrackedAtomicPreference);
 };
 
 #endif  // CHROME_BROWSER_PREFS_TRACKED_TRACKED_ATOMIC_PREFERENCE_H_