1 files changed, 12 insertions, 0 deletions
diff --git a/components/script/dom/webidls/OESStandardDerivatives.webidl b/components/script/dom/webidls/OESStandardDerivatives.webidl
new file mode 100644
index 00000000000..0e4c51e4df3
--- /dev/null
+++ b/components/script/dom/webidls/OESStandardDerivatives.webidl
@@ -0,0 +1,12 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+/*
+ * WebGL IDL definitions from the Khronos specification:
+ * https://www.khronos.org/registry/webgl/extensions/OES_standard_derivatives/
+ */
+
+[NoInterfaceObject, Exposed=Window]
+interface OESStandardDerivatives {
+    const GLenum FRAGMENT_SHADER_DERIVATIVE_HINT_OES = 0x8B8B;
+};