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

[Jim Laskey]

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>