Make testrunner.py check ART_TEST_RUN_TEST_SKIP

Bug: 35407301
Test: ./test/testrunner/testrunner.py --host -t 071-dexfile
Test: ART_TEST_RUN_TEST_SKIP=071-dexfile-map-clean \
      ./test/testrunner/testrunner.py --host -t 071-dexfile-map-clean

Test: ./test/testrunner/testrunner.py --skip 071-dexfile-map-clean \
                                      --host -t 071-dexfile-map-clean
Change-Id: I4d13d081e37221b3861962b9e6fc1d7d5af451f6
diff --git a/test/testrunner/env.py b/test/testrunner/env.py
index 0b69718..2fde357 100644
--- a/test/testrunner/env.py
+++ b/test/testrunner/env.py
@@ -179,6 +179,8 @@
 
 ART_TEST_WITH_STRACE = getEnvBoolean('ART_TEST_DEBUG_GC', False)
 
+EXTRA_DISABLED_TESTS = set(env.get("ART_TEST_RUN_TEST_SKIP", "").split())
+
 TARGET_2ND_ARCH = get_build_var('TARGET_2ND_ARCH')
 TARGET_ARCH = get_build_var('TARGET_ARCH')
 if TARGET_2ND_ARCH: