[7u] Approval request for CR 7147075: JTextField doesn't get focus or loses focus forever

[Anton V. Tarasov]

Hello,

This is a direct back port from jdk8 to jdk7u.

bug: https://jbs.oracle.com/bugs/browse/JDK-7147075

webrev: http://cr.openjdk.java.net/~ant/JDK-7147075/webrev.0

jdk8 changeset: http://hg.openjdk.java.net/jdk8/awt/jdk/rev/dcdf8cd4b09e

tech review: 
http://mail.openjdk.java.net/pipermail/awt-dev/2013-April/004614.html

reviewers: Anthony Petrov

Thanks,
Anton.