Update getStatsMetadata

Test: GTS Tests
Bug: 146384074
Change-Id: I263489874616d4ed5d16f2796fa74c740059a35a
diff --git a/cmds/statsd/src/StatsService.cpp b/cmds/statsd/src/StatsService.cpp
index 6a45716..0440405 100644
--- a/cmds/statsd/src/StatsService.cpp
+++ b/cmds/statsd/src/StatsService.cpp
@@ -1148,12 +1148,9 @@
     return Status::ok();
 }
 
-Status StatsService::getMetadata(const String16& packageName, vector<uint8_t>* output) {
-    ENFORCE_DUMP_AND_USAGE_STATS(packageName);
+Status StatsService::getMetadata(vector<uint8_t>* output) {
+    ENFORCE_UID(AID_SYSTEM);
 
-    IPCThreadState* ipc = IPCThreadState::self();
-    VLOG("StatsService::getMetadata with Pid %i, Uid %i", ipc->getCallingPid(),
-         ipc->getCallingUid());
     StatsdStats::getInstance().dumpStats(output, false); // Don't reset the counters.
     return Status::ok();
 }
diff --git a/cmds/statsd/src/StatsService.h b/cmds/statsd/src/StatsService.h
index 0565f3c..9d70265 100644
--- a/cmds/statsd/src/StatsService.h
+++ b/cmds/statsd/src/StatsService.h
@@ -106,8 +106,7 @@
     /**
      * Binder call for clients to get metadata across all configs in statsd.
      */
-    virtual Status getMetadata(const String16& packageName,
-                               vector<uint8_t>* output) override;
+    virtual Status getMetadata(vector<uint8_t>* output) override;
 
 
     /**