Don't test the old picture backend anymore.

dm/DMQuiltTask.h

Index: dm/DMQuiltTask.h
diff --git a/dm/DMQuiltTask.h b/dm/DMQuiltTask.h
index 0b49d12df289ceb40cc4b6c3bd34fd1961a4972b..c5e5c10271d9db0f7e67e7bc34244d83b2202c60 100644
--- a/dm/DMQuiltTask.h
+++ b/dm/DMQuiltTask.h
@@ -18,15 +18,11 @@ public:
         kRTree_BBH,
         kTileGrid_BBH,
     };
-    enum Backend {
-        kDefault_Backend,
-        kSkRecord_Backend,
-    };
 
     QuiltTask(const Task& parent,  // QuiltTask must be a child task.  Pass its parent here.
               skiagm::GM*,         // GM to run through a picture.  Takes ownership.
               SkBitmap reference,  // Bitmap to compare picture replay results to.
-              BBH, Backend);
+              BBH);
 
     virtual void draw() SK_OVERRIDE;
     virtual bool shouldSkip() const SK_OVERRIDE;
@@ -34,7 +30,6 @@ public:
 
 private:
     const BBH fBBH;
-    const Backend fBackend;
     const SkString fName;
     SkAutoTDelete<skiagm::GM> fGM;
     const SkBitmap fReference;