[7u8] Request for approval: 7124513: [macosx] Support NSTexturedBackgroundWindowMask/different titlebar styles to create unified toolbar

[Sergey Bylokhov]

Hi Everyone,
This is a back port from jdk 8 to jdk 7u8.

Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7124513
Webrev can be found at: http://cr.openjdk.java.net/~serb/7124513/webrev.01
Technical review: 
http://mail.openjdk.java.net/pipermail/awt-dev/2012-July/003095.html
jdk8 changeset: http://hg.openjdk.java.net/jdk8/awt/jdk/rev/80c592c9458e

Reviewers: Anthony Petrov

-- 
Best regards, Sergey.