Move tracked prefs into services/preferences/tracked.

services/preferences/tracked/segregated_pref_store.cc

Index: services/preferences/tracked/segregated_pref_store.cc
diff --git a/components/user_prefs/tracked/segregated_pref_store.cc b/services/preferences/tracked/segregated_pref_store.cc
similarity index 98%
rename from components/user_prefs/tracked/segregated_pref_store.cc
rename to services/preferences/tracked/segregated_pref_store.cc
index 297e2a7e58fa6c8cdcb0d0cfafc2120d9b7bd69c..8ddc5c040d1555c5e6a190c837026a92c2d22d25 100644
--- a/components/user_prefs/tracked/segregated_pref_store.cc
+++ b/services/preferences/tracked/segregated_pref_store.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "components/user_prefs/tracked/segregated_pref_store.h"
+#include "services/preferences/tracked/segregated_pref_store.h"
 
 #include <utility>
 
@@ -14,8 +14,7 @@ SegregatedPrefStore::AggregatingObserver::AggregatingObserver(
     SegregatedPrefStore* outer)
     : outer_(outer),
       failed_sub_initializations_(0),
-      successful_sub_initializations_(0) {
-}
+      successful_sub_initializations_(0) {}
 
 void SegregatedPrefStore::AggregatingObserver::OnPrefValueChanged(
     const std::string& key) {