remove (unused by chrome) SkDeferredCanvas(device) factory signature

bench/DeferredCanvasBench.cpp

Index: bench/DeferredCanvasBench.cpp
diff --git a/bench/DeferredCanvasBench.cpp b/bench/DeferredCanvasBench.cpp
index 6bf4dfdc3b866f323baadf0dcb1a235a0a2bdd3b..b063a9c2dddb75964fd000a354658bcba6cd35a8 100644
--- a/bench/DeferredCanvasBench.cpp
+++ b/bench/DeferredCanvasBench.cpp
@@ -25,6 +25,7 @@ protected:
     }
 
     virtual void onDraw(const int loops, SkCanvas* canvas) {
+#if 0   // what specifically are we interested in timing here?
         SkBaseDevice *device = canvas->getDevice()->createCompatibleDevice(
             SkBitmap::kARGB_8888_Config, CANVAS_WIDTH, CANVAS_HEIGHT, false);
 
@@ -35,6 +36,7 @@ protected:
         drawInDeferredCanvas(loops, deferredCanvas);
         finalizeDeferredCanvas(deferredCanvas);
         deferredCanvas->flush();
+#endif
     }
 
     virtual void initDeferredCanvas(SkDeferredCanvas* canvas) = 0;