From 53cc22904da0ba85e52a4fd3391675d6e2a54006 Mon Sep 17 00:00:00 2001
From: Robert O'Callahan <robert@ocallahan.org>
Date: Wed, 18 Jul 2012 01:02:07 -0400
Subject: [PATCH] Bug 772726. Part 2: When BasicLayers is compositing directly
 to an Azure DrawTarget, Transform3D should handle the destination not having
 a CurrentSurface. r=mattwoodrow

--HG--
extra : rebase_source : 838f6b643d9ab4ca10a0bf9612eb2081e728288f
---
 gfx/layers/basic/BasicLayerManager.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gfx/layers/basic/BasicLayerManager.cpp b/gfx/layers/basic/BasicLayerManager.cpp
index 2388af5a811..54ced4ca105 100644
--- a/gfx/layers/basic/BasicLayerManager.cpp
+++ b/gfx/layers/basic/BasicLayerManager.cpp
@@ -617,8 +617,7 @@ Transform3D(gfxASurface* aSource, gfxContext* aDest,
 
   // Create a surface the size of the transformed object.
   nsRefPtr<gfxASurface> dest = aDest->CurrentSurface();
-  nsRefPtr<gfxImageSurface> destImage = dest->GetAsImageSurface();
-  destImage = nsnull;
+  nsRefPtr<gfxImageSurface> destImage;
   gfxPoint offset;
   bool blitComplete;
   if (!destImage || aDontBlit || !aDest->ClipContainsRect(destRect)) {