Atom: DaveyOccurred

Atom for davey occurred

Test: cts test accompanying && statsd unit tests && hwui unit tests
Change-Id: I715ac213b09ef2b3ef1de75bc456a5edf7e0a244
diff --git a/libs/hwui/JankTracker.cpp b/libs/hwui/JankTracker.cpp
index f41956c..ab27a0d 100644
--- a/libs/hwui/JankTracker.cpp
+++ b/libs/hwui/JankTracker.cpp
@@ -18,6 +18,7 @@
 
 #include <errno.h>
 #include <inttypes.h>
+#include <statslog.h>
 #include <sys/mman.h>
 
 #include <algorithm>
@@ -164,6 +165,7 @@
         ALOGI("%s", ss.str().c_str());
         // Just so we have something that counts up, the value is largely irrelevant
         ATRACE_INT(ss.str().c_str(), ++sDaveyCount);
+        android::util::stats_write(android::util::DAVEY_OCCURRED, ns2ms(totalDuration));
     }
 }