hg: amber/amber: 0000000: Clean up comments, trimMarkers and use isWhitespace

[james.laskey at oracle.com]

Changeset: fc3f1ec7cd52
Author:    jlaskey
Date:      2018-03-12 13:39 -0300
URL:       http://hg.openjdk.java.net/amber/amber/rev/fc3f1ec7cd52

0000000: Clean up comments, trimMarkers and use isWhitespace

! src/java.base/share/classes/java/lang/String.java
! src/java.base/share/classes/java/lang/StringUTF16.java
! test/jdk/java/lang/String/RawStringLiteralLib.java