hg: jdk/sandbox: 8233096: Update javax.lang.model for switch expressions

[chris.hegarty at oracle.com]

Changeset: dc45ed0ab083
Author:    darcy
Date:      2019-11-13 15:16 -0800
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/dc45ed0ab083

8233096: Update javax.lang.model for switch expressions
Reviewed-by: jjg, jlahoda

! src/java.compiler/share/classes/javax/lang/model/SourceVersion.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Source.java
! test/langtools/tools/javac/processing/model/TestSourceVersion.java