hg: jdk/jdk14: 8233680: JavacFileManager.close() doesn't clear some cache instance variables

[jonathan.gibbons at oracle.com]

Changeset: 245bffdaeed6
Author:    jjg
Date:      2020-01-15 14:02 -0800
URL:       https://hg.openjdk.java.net/jdk/jdk14/rev/245bffdaeed6

8233680: JavacFileManager.close() doesn't clear some cache instance variables
Reviewed-by: jjg
Contributed-by: Daniel Le Duc Khoi Nguyen <greenrecyclebin at gmail.com>

! src/jdk.compiler/share/classes/com/sun/tools/javac/file/JavacFileManager.java