RFR: 8168850: Mark module entries that have been specified by --patch-module

[Jiangli Zhou]

Hi Rachel,

This looks good to me. Thank you for making the change.

Thanks!
Jiangli

> On Dec 1, 2016, at 1:18 PM, Rachel Protacio <rachel.protacio at oracle.com> wrote:
> 
> Hi,
> 
> Please review this fix, which adds a boolean to ModuleEntry to specify whether the module has been patched using the command line --patch-module. This is needed for CDS to know whether to load a class from the shared archive. Their tests for those changes will encompass my change here. I verified that it worked properly through the logging messages, which can be triggered with
>    -Xlog:modules+patch=trace
> Passes JPRT.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8168850
> Open webrev: http://cr.openjdk.java.net/~rprotacio/8168850.00/
> 
> Thank you!
> Rachel