From d3406cafff5e5c284f07419043eec4ae810db63a Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Sat, 20 Jul 2019 18:08:16 +0200
Subject: Use WeakPtr for extension parent pointer.

---
 dom/canvas/WebGLExtensionVertexArray.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'dom/canvas/WebGLExtensionVertexArray.cpp')

diff --git a/dom/canvas/WebGLExtensionVertexArray.cpp b/dom/canvas/WebGLExtensionVertexArray.cpp
index 0984582f5..39aa96801 100644
--- a/dom/canvas/WebGLExtensionVertexArray.cpp
+++ b/dom/canvas/WebGLExtensionVertexArray.cpp
@@ -25,7 +25,7 @@ WebGLExtensionVertexArray::~WebGLExtensionVertexArray()
 already_AddRefed<WebGLVertexArray>
 WebGLExtensionVertexArray::CreateVertexArrayOES()
 {
-    if (mIsLost)
+    if (mIsLost || !mContext)
         return nullptr;
 
     return mContext->CreateVertexArray();
@@ -34,7 +34,7 @@ WebGLExtensionVertexArray::CreateVertexArrayOES()
 void
 WebGLExtensionVertexArray::DeleteVertexArrayOES(WebGLVertexArray* array)
 {
-    if (mIsLost)
+    if (mIsLost || !mContext)
         return;
 
     mContext->DeleteVertexArray(array);
@@ -43,7 +43,7 @@ WebGLExtensionVertexArray::DeleteVertexArrayOES(WebGLVertexArray* array)
 bool
 WebGLExtensionVertexArray::IsVertexArrayOES(const WebGLVertexArray* array)
 {
-    if (mIsLost)
+    if (mIsLost || !mContext)
         return false;
 
     return mContext->IsVertexArray(array);
@@ -52,7 +52,7 @@ WebGLExtensionVertexArray::IsVertexArrayOES(const WebGLVertexArray* array)
 void
 WebGLExtensionVertexArray::BindVertexArrayOES(WebGLVertexArray* array)
 {
-    if (mIsLost)
+    if (mIsLost || !mContext)
         return;
 
     mContext->BindVertexArray(array);
-- 
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