Clean up unnecessary files after build-only.
Bug: 9482191

Change-Id: Ida5d742c8a341df3946635424d996de6e19dd795
diff --git a/test/run-test b/test/run-test
index 4744f19..11dcfc5 100755
--- a/test/run-test
+++ b/test/run-test
@@ -268,6 +268,8 @@
             echo "BUILD FAILED For ${TEST_NAME}"
         fi
     fi
+    # Clean up extraneous files that are not used by tests.
+    find $tmp_dir -mindepth 1  ! -regex ".*/\(.*jar\|$build_output\|$expected\)" | xargs rm -rf
     exit 0
 else
     "./${build}" >"$build_output" 2>&1