Adding newly required headers

Change-Id: I4c121eaf8fdade8b038fdc696df2d93309d78133
diff --git a/src/thread.cc b/src/thread.cc
index 741727c..92d358c 100644
--- a/src/thread.cc
+++ b/src/thread.cc
@@ -19,6 +19,8 @@
 #include <dynamic_annotations.h>
 #include <pthread.h>
 #include <sys/mman.h>
+#include <sys/resource.h>
+#include <sys/time.h>
 
 #include <algorithm>
 #include <bitset>