Allow variable names with length of up to 256 characters (this is required by WebGL spec).
BUG=109
TEST=the 256-character variable test in glsl-conformance.html passes

Review URL: http://codereview.appspot.com/3981050

git-svn-id: http://angleproject.googlecode.com/svn/trunk@552 736b8ea6-26fd-11df-bfd4-992fa37f6226
1 file changed