8177328: java/lang/ClassLoader/securityManager/ClassLoaderTest.java times out with -Xcomp
Summary: remove unneeded automatic module tests; refactor into multiple @runs
Reviewed-by: mchung

Merge

8168423: Test Task: Custom system class loader + security manager + malformed policy file = recursive initialization
Summary: If a malformed policy file is encountered when running with a custom system class loader then it leads to a recursive initialization issue
Reviewed-by: mullan