import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/canvas/WebGLExtensionVertexArray.cpp

@@ -0,0 +1,63 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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 http://mozilla.org/MPL/2.0/. */
+
+#include "WebGLExtensions.h"
+
+#include "GLContext.h"
+#include "mozilla/dom/WebGLRenderingContextBinding.h"
+#include "WebGLBuffer.h"
+#include "WebGLContext.h"
+#include "WebGLVertexArray.h"
+
+namespace mozilla {
+
+WebGLExtensionVertexArray::WebGLExtensionVertexArray(WebGLContext* webgl)
+  : WebGLExtensionBase(webgl)
+{
+}
+
+WebGLExtensionVertexArray::~WebGLExtensionVertexArray()
+{
+}
+
+already_AddRefed<WebGLVertexArray>
+WebGLExtensionVertexArray::CreateVertexArrayOES()
+{
+    if (mIsLost)
+        return nullptr;
+
+    return mContext->CreateVertexArray();
+}
+
+void
+WebGLExtensionVertexArray::DeleteVertexArrayOES(WebGLVertexArray* array)
+{
+    if (mIsLost)
+        return;
+
+    mContext->DeleteVertexArray(array);
+}
+
+bool
+WebGLExtensionVertexArray::IsVertexArrayOES(const WebGLVertexArray* array)
+{
+    if (mIsLost)
+        return false;
+
+    return mContext->IsVertexArray(array);
+}
+
+void
+WebGLExtensionVertexArray::BindVertexArrayOES(WebGLVertexArray* array)
+{
+    if (mIsLost)
+        return;
+
+    mContext->BindVertexArray(array);
+}
+
+IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionVertexArray, OES_vertex_array_object)
+
+} // namespace mozilla