Add IDemux getSyncHwId/getAcSyncTime tests in Tuner VTS

Test: atest VtsHalTvTunerV1_0TargetTest
Bug: 150953857
Change-Id: I6e19de3666e9a0edc9db12f002db3ce45c940a2f
diff --git a/tv/tuner/1.0/default/Demux.h b/tv/tuner/1.0/default/Demux.h
index 3c91daf..6c46b0d 100644
--- a/tv/tuner/1.0/default/Demux.h
+++ b/tv/tuner/1.0/default/Demux.h
@@ -130,6 +130,7 @@
 
     uint32_t mDemuxId;
     uint32_t mCiCamId;
+    set<uint32_t> mPcrFilterIds;
     /**
      * Record the last used filter id. Initial value is -1.
      * Filter Id starts with 0.
@@ -141,13 +142,6 @@
      */
     set<uint32_t> mUsedFilterIds;
     /**
-     * Record all the unused filter Ids within mLastUsedFilterId.
-     * Removed filter Id should be added into this set.
-     * When this set is not empty, ids here should be allocated first
-     * and added into usedFilterIds.
-     */
-    set<uint32_t> mUnusedFilterIds;
-    /**
      * Record all the attached record filter Ids.
      * Any removed filter id should be removed from this set.
      */