commit 5d91f3b10f999e852e0392470198bd6aefc87e1e
Author: Jeff Muizelaar <jmuizelaar@mozilla.com>
Date:   Tue Oct 28 10:08:25 2014 -0400

    Bug 1072847 - Initialize mSurface. r=BenWa, a=bkerensa

	Modified   gfx/2d/DrawTargetCairo.cpp
diff --git a/gfx/2d/DrawTargetCairo.cpp b/gfx/2d/DrawTargetCairo.cpp
index 48c2c73..78d9e4f 100644
--- a/gfx/2d/DrawTargetCairo.cpp
+++ b/gfx/2d/DrawTargetCairo.cpp
@@ -353,6 +353,7 @@ NeedIntermediateSurface(const Pattern& aPattern, const DrawOptions& aOptions)
 
 DrawTargetCairo::DrawTargetCairo()
   : mContext(nullptr)
+  , mSurface(nullptr)
   , mLockedBits(nullptr)
 {
 }
