1 files changed, 0 insertions, 7 deletions
diff --git a/dom/canvas/WebGL2Context.cpp b/dom/canvas/WebGL2Context.cpp
index f9a1eba4bf..e88e22e861 100644
--- a/dom/canvas/WebGL2Context.cpp
+++ b/dom/canvas/WebGL2Context.cpp
@@ -126,13 +126,6 @@ WebGLContext::InitWebGL2(FailureReason* const out_failReason)
     fnGatherMissing2(gl::GLFeature::occlusion_query_boolean,
                      gl::GLFeature::occlusion_query);
 
-#ifdef XP_MACOSX
-    // On OSX, GL core profile is used. This requires texture swizzle
-    // support to emulate legacy texture formats: ALPHA, LUMINANCE,
-    // and LUMINANCE_ALPHA.
-    fnGatherMissing(gl::GLFeature::texture_swizzle);
-#endif
-
     fnGatherMissing2(gl::GLFeature::prim_restart_fixed,
                      gl::GLFeature::prim_restart);