hg: jdk7/tl/langtools: 7018098: CacheFSInfo persists too long

[jonathan.gibbons at oracle.com]

Changeset: a19b1f4f23c9
Author:    jjg
Date:      2011-02-10 14:24 -0800
URL:       http://hg.openjdk.java.net/jdk7/tl/langtools/rev/a19b1f4f23c9

7018098: CacheFSInfo persists too long
Reviewed-by: mcimadamore

! src/share/classes/com/sun/tools/javac/file/CacheFSInfo.java
! src/share/classes/com/sun/tools/javac/processing/JavacProcessingEnvironment.java
+ test/tools/javac/file/T7018098.java