From b2c169274ac88636ccbd9e67b10fc12faa612e4d Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Sat, 17 Sep 2016 17:40:17 +0100
Subject: [PATCH] webgl: Don't forget update WebGL's texture binding on unbind.

This doesn't appear to fix any testcases, but I noticed it when fixing
renderbuffers.
---
 components/script/dom/webglrenderingcontext.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/script/dom/webglrenderingcontext.rs b/components/script/dom/webglrenderingcontext.rs
index 52afabeb8bd..71585c94def 100644
--- a/components/script/dom/webglrenderingcontext.rs
+++ b/components/script/dom/webglrenderingcontext.rs
@@ -776,6 +776,7 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
                 Err(err) => return self.webgl_error(err),
             }
         } else {
+            slot.set(None);
             // Unbind the currently bound texture
             self.ipc_renderer
                 .send(CanvasMsg::WebGL(WebGLCommand::BindTexture(target, None)))