hg: jdk/sandbox: Merge

[andy.herrick at oracle.com]

Changeset: 3409e81fb3cb
Author:    herrick
Date:      2019-01-10 13:13 -0500
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/3409e81fb3cb

Merge

- test/jdk/java/lang/String/AlignIndent.java
- test/langtools/tools/javac/RawStringLiteralLang.java
- test/langtools/tools/javac/RawStringLiteralLangAPI.java
- test/langtools/tools/javac/diags/examples/RawStringLiteral.java