RFR - JDK-8223780 String::translateEscapes (Preview)

[Jim Laskey]

Code has been updated to use IllegalArgumentException instead of new exception type.

http://cr.openjdk.java.net/~jlaskey/8223780/webrev-02

> On May 21, 2019, at 11:56 AM, Jim Laskey <james.laskey at oracle.com> wrote:
> 
> Please do a code review of the new String:: translateEscapes instance method. This instance method is being introduced to support JEP-355: Text Blocks, by translating escape sequences in the text block content.
> 
> Thank you.
> 
> -- Jim
> 
> webrev: http://cr.openjdk.java.net/~jlaskey/8223780/webrev-01 <http://cr.openjdk.java.net/~jlaskey/8223780/webrev-01>
> jbs: https://bugs.openjdk.java.net/browse/JDK-8223780 <https://bugs.openjdk.java.net/browse/JDK-8223780>
> csr: https://bugs.openjdk.java.net/browse/JDK-8223781 <https://bugs.openjdk.java.net/browse/JDK-8223781>
> jep: https://bugs.openjdk.java.net/browse/JDK-8222530 <https://bugs.openjdk.java.net/browse/JDK-8222530>
>