hg: jdk9/client/jdk: 8068749: Restrict javax.imageio.spi.ServiceRegistry to ImageIO types

[stuart.marks at oracle.com]

Changeset: baa9838343d8
Author:    smarks
Date:      2015-08-13 13:30 -0700
URL:       http://hg.openjdk.java.net/jdk9/client/jdk/rev/baa9838343d8

8068749: Restrict javax.imageio.spi.ServiceRegistry to ImageIO types
Reviewed-by: prr, serb

! src/java.desktop/share/classes/javax/imageio/spi/IIOServiceProvider.java
! src/java.desktop/share/classes/javax/imageio/spi/ServiceRegistry.java
! src/java.desktop/share/classes/javax/imageio/spi/package.html
+ test/javax/imageio/spi/ServiceRegistryRestriction.java