[MS36] Remove unused getNetwork[Total|Uid]Bytes

Since the usages are all removed, clean up the
unused code accordingly.

Test: TH
Bug: 204830222
Change-Id: Ia6863a7098632580b411bd79550754e511ea2543
diff --git a/service-t/src/com/android/server/net/NetworkStatsService.java b/service-t/src/com/android/server/net/NetworkStatsService.java
index b99675e..dadc518 100644
--- a/service-t/src/com/android/server/net/NetworkStatsService.java
+++ b/service-t/src/com/android/server/net/NetworkStatsService.java
@@ -1691,26 +1691,6 @@
 
     private class NetworkStatsManagerInternalImpl extends NetworkStatsManagerInternal {
         @Override
-        public long getNetworkTotalBytes(NetworkTemplate template, long start, long end) {
-            Trace.traceBegin(TRACE_TAG_NETWORK, "getNetworkTotalBytes");
-            try {
-                return NetworkStatsService.this.getNetworkTotalBytes(template, start, end);
-            } finally {
-                Trace.traceEnd(TRACE_TAG_NETWORK);
-            }
-        }
-
-        @Override
-        public NetworkStats getNetworkUidBytes(NetworkTemplate template, long start, long end) {
-            Trace.traceBegin(TRACE_TAG_NETWORK, "getNetworkUidBytes");
-            try {
-                return NetworkStatsService.this.getNetworkUidBytes(template, start, end);
-            } finally {
-                Trace.traceEnd(TRACE_TAG_NETWORK);
-            }
-        }
-
-        @Override
         public void setUidForeground(int uid, boolean uidForeground) {
             NetworkStatsService.this.setUidForeground(uid, uidForeground);
         }