hg: jdk7/tl/langtools: 7020047: Project Coin: generate null-check around try-with-resources close call

[joe.darcy at oracle.com]

Changeset: 75e25df50873
Author:    darcy
Date:      2011-02-18 15:55 -0800
URL:       http://hg.openjdk.java.net/jdk7/tl/langtools/rev/75e25df50873

7020047: Project Coin: generate null-check around try-with-resources close call
Reviewed-by: jjg

! src/share/classes/com/sun/tools/javac/comp/Lower.java
+ test/tools/javac/TryWithResources/TwrNullTests.java