hg: openjfx/8/graphics/rt: Fix to RT-30446: ES2: Minimize round trip GL calls in production code

[hang.vo at oracle.com]

Changeset: c06259a9d8b7
Author:    Chien Yang <chien.yang at orcale.com>
Date:      2013-09-04 13:42 -0700
URL:       http://hg.openjdk.java.net/openjfx/8/graphics/rt/rev/c06259a9d8b7

Fix to RT-30446: ES2: Minimize round trip GL calls in production code
Reviewed-by: Daniel Blaukopf, Kevin Rushiforth, Thor Johannesson

! modules/graphics/src/main/java/com/sun/prism/es2/GLContext.java
! modules/graphics/src/main/native-prism-es2/GLContext.c