Merge "Terminate statsd on a few signals including SIGTERM"

am: 99f231f3bc

Change-Id: I4a1f39eac54da861d88337a15e0c8e7a764a66f3

cmds/statsd/src/main.cpp

@@ -53,6 +53,8 @@ void sigHandler(int sig) {
     if (gStatsService != nullptr) {
         gStatsService->Terminate();
     }
+    ALOGW("statsd terminated on receiving signal %d.", sig);
+    exit(1);
 }
 
 void registerSigHandler()