Merge "Revert "Temporarily disable FdsanTest.vfork."" am: 0b2dc97fa6

Change-Id: I20a3ce7e0e2dfdea13944549ead39203b2e10d47
diff --git a/tests/fdsan_test.cpp b/tests/fdsan_test.cpp
index 9932b21..134d621 100644
--- a/tests/fdsan_test.cpp
+++ b/tests/fdsan_test.cpp
@@ -194,7 +194,7 @@
 #endif
 }
 
-TEST_F(FdsanTest, DISABLED_vfork) {
+TEST_F(FdsanTest, vfork) {
   android::base::unique_fd fd(open("/dev/null", O_RDONLY));
 
   pid_t rc = vfork();