From f837354cb765f3e63783b845be128c187b53b596 Mon Sep 17 00:00:00 2001
From: Anthony Ramine <n.oxyde@gmail.com>
Date: Mon, 9 Apr 2018 15:52:56 +0200
Subject: [PATCH] Do not emit a WebGL error for "gl_" prefixed names in
 gl.getAttribLocation

---
 components/script/dom/webglprogram.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/script/dom/webglprogram.rs b/components/script/dom/webglprogram.rs
index 88e03f6330c..3d4cb5f593c 100644
--- a/components/script/dom/webglprogram.rs
+++ b/components/script/dom/webglprogram.rs
@@ -303,7 +303,7 @@ impl WebGLProgram {
 
         // Check if the name is reserved
         if name.starts_with("gl_") {
-            return Err(WebGLError::InvalidOperation);
+            return Ok(None);
         }
 
         // https://www.khronos.org/registry/webgl/specs/latest/1.0/#GLSL_CONSTRUCTS