quartz: Use proper alloc/free functions for COM objects.
diff --git a/dlls/quartz/videorenderer.c b/dlls/quartz/videorenderer.c
index 7adf59a..3ec283a 100644
--- a/dlls/quartz/videorenderer.c
+++ b/dlls/quartz/videorenderer.c
@@ -532,7 +532,7 @@
         
         IPin_Release(This->ppPins[0]);
         
-        HeapFree(GetProcessHeap(), 0, This->ppPins);
+        CoTaskMemFree(This->ppPins);
         This->lpVtbl = NULL;
         
         TRACE("Destroying Video Renderer\n");