hg: jdk8/tl/jdk: 8017447: Unmodifiable map entry becomes modifiable if taken from a stream of map entries

[paul . sandoz]

Changeset: ff5df05222d1
Author:    psandoz
Date:      2013-07-10 09:52 +0200
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/ff5df05222d1

8017447: Unmodifiable map entry becomes modifiable if taken from a stream of 
map entries
Reviewed-by: briangoetz

! src/share/classes/java/util/Collections.java
+ test/java/util/Collections/UnmodifiableMapEntrySet.java