Index: Source/core/html/canvas/WebGLRenderingContextBase.h |
diff --git a/Source/core/html/canvas/WebGLRenderingContextBase.h b/Source/core/html/canvas/WebGLRenderingContextBase.h |
index 5abf8c2a4e19e0bbc65c34a0552391bac4e03aba..e498e61ec553913fa118dc54a069b94aa67bd33e 100644 |
--- a/Source/core/html/canvas/WebGLRenderingContextBase.h |
+++ b/Source/core/html/canvas/WebGLRenderingContextBase.h |
@@ -96,7 +96,8 @@ class WebGLVertexArrayObjectOES; |
class WebGLRenderingContextLostCallback; |
class WebGLRenderingContextErrorMessageCallback; |
-class WebGLRenderingContextBase: public CanvasRenderingContext, public ActiveDOMObject, private Page::MultisamplingChangedObserver { |
+class WebGLRenderingContextBase: public CanvasRenderingContext, public ActiveDOMObject, public Page::MultisamplingChangedObserver { |
+ WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(WebGLRenderingContextBase); |
public: |
virtual ~WebGLRenderingContextBase(); |