Repurpose GrGLCoordTransform as GrGLProgramEffects

Creates a GrGLProgramEffects class that the GrGLProgram uses to manage
an array of effects. This gives us enough abstraction for the program
to cleanly handle different types of coord transforms.

R=bsalomon@google.com

Author: cdalton@nvidia.com

Review URL: https://codereview.chromium.org/25605008

git-svn-id: http://skia.googlecode.com/svn/trunk/gyp@11588 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed