[7u8] Request for approval: 7161437 [macosx] awt.FileDialog doesn't respond appropriately for mac when selecting folders

[Sergey Bylokhov]

Hi Everyone,
This is a direct back port from jdk 8 to jdk 7u8.
Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7161437
Webrev can be found at: http://cr.openjdk.java.net/~serb/7161437/webrev.00
Technical review: 
http://mail.openjdk.java.net/pipermail/awt-dev/2012-August/003282.html
jdk8 changeset: http://hg.openjdk.java.net/jdk8/awt/jdk/rev/b41845694f39
Reviewers: Anthony Petrov

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Best regards, Sergey.