fdtrack: add wrappers for epoll_create, epoll_create1.

Bug: https://issuetracker.google.com/154450436
Test: bionic-unit-tests
Change-Id: I6c881e5d67596c543526536541d5b8086e21d9e9
diff --git a/tests/fdtrack_test.cpp b/tests/fdtrack_test.cpp
index 4e6feed..4b289e9 100644
--- a/tests/fdtrack_test.cpp
+++ b/tests/fdtrack_test.cpp
@@ -22,6 +22,7 @@
 #include <fcntl.h>
 #include <netinet/in.h>
 #include <stdlib.h>
+#include <sys/epoll.h>
 #include <sys/types.h>
 #include <unistd.h>
 
@@ -201,6 +202,9 @@
   fds;
 }));
 
+FDTRACK_TEST(epoll_create, epoll_create(1));
+FDTRACK_TEST(epoll_create1, epoll_create1(0));
+
 #if 0
 // Why is this generating an extra socket/close event?
 FDTRACK_TEST(accept, ({