Refactor getUniform for matrix types to use a single shared internal method. TRAC #22845 Signed-off-by: Geoff Lang Signed-off-by: Shanon Woods Author: Jamie Madill git-svn-id: https://angleproject.googlecode.com/svn/branches/es3proto@2146 736b8ea6-26fd-11df-bfd4-992fa37f6226