Double assignment in GrGpuGL::configToGLFormats()

Remove the first one.

R=hcm@google.com, bsalomon@google.com
BUG=skia:2427

Author: siglesias@igalia.com

Review URL: https://codereview.chromium.org/240123002

git-svn-id: http://skia.googlecode.com/svn/trunk@14222 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed