Add support for filtering WebGL extensions based on WebGL version

1 files changed, 6 insertions, 1 deletions

diff --git a/components/script/dom/webgl_extensions/wrapper.rs b/components/script/dom/webgl_extensions/wrapper.rs
index 1c10e692f51..8af48a6d93e 100644
--- a/components/script/dom/webgl_extensions/wrapper.rs
+++ b/components/script/dom/webgl_extensions/wrapper.rs
@@ -9,7 +9,7 @@ use dom::bindings::trace::JSTraceable;
 use dom::webglrenderingcontext::WebGLRenderingContext;
 use malloc_size_of::MallocSizeOf;
 use std::any::Any;
-use super::{WebGLExtension, WebGLExtensions};
+use super::{WebGLExtension, WebGLExtensions, WebGLExtensionSpec};
 
 /// Trait used internally by WebGLExtensions to store and
 /// handle the different WebGL extensions in a common list.
@@ -18,6 +18,7 @@ pub trait WebGLExtensionWrapper: JSTraceable + MallocSizeOf {
                         ctx: &WebGLRenderingContext,
                         ext: &WebGLExtensions)
                         -> NonNullJSObjectPtr;
+    fn spec(&self) -> WebGLExtensionSpec;
     fn is_supported(&self, &WebGLExtensions) -> bool;
     fn is_enabled(&self) -> bool;
     fn enable(&self, ext: &WebGLExtensions);
@@ -61,6 +62,10 @@ impl<T> WebGLExtensionWrapper for TypedWebGLExtensionWrapper<T>
         }
     }
 
+    fn spec(&self) -> WebGLExtensionSpec {
+         T::spec()
+    }
+
     fn is_supported(&self, ext: &WebGLExtensions) -> bool {
         self.is_enabled() || T::is_supported(ext)
     }