hg: amber/amber: Multiline String Literal branch

[james.laskey at oracle.com]

Changeset: 6076dc9cff3f
Author:    jlaskey
Date:      2019-04-05 10:41 -0300
URL:       http://hg.openjdk.java.net/amber/amber/rev/6076dc9cff3f

Multiline String Literal branch

! src/java.base/share/classes/java/lang/String.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Preview.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Source.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/parser/JavaTokenizer.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/parser/UnicodeReader.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/resources/compiler.properties
+ test/langtools/tools/javac/MultilineStringLiteralAPI.java
+ test/langtools/tools/javac/MultilineStringLiteralLang.java