hg: lambda/lambda/langtools: More defender method fixes:

[maurizio.cimadamore at oracle.com]

Changeset: 3122e07ad069
Author:    mcimadamore
Date:      2010-12-02 10:35 +0000
URL:       http://hg.openjdk.java.net/lambda/lambda/langtools/rev/3122e07ad069

More defender method fixes:
*) re-abstracted methods should 'shadow' extension methods in superinterfaces
*) conflict resolution problem when same extension method is inherithed twice

! src/share/classes/com/sun/tools/javac/code/Types.java
! src/share/classes/com/sun/tools/javac/comp/Check.java
+ test/tools/javac/defender/Neg03.java
+ test/tools/javac/defender/Neg03.out
+ test/tools/javac/defender/Pos11.java