Fix pure virtual call from destructor and turn VertBench back on



git-svn-id: http://skia.googlecode.com/svn/trunk@2556 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/bench/VertBench.cpp b/bench/VertBench.cpp
index 8cdecff..98df449 100644
--- a/bench/VertBench.cpp
+++ b/bench/VertBench.cpp
@@ -82,12 +82,11 @@
     virtual void onDraw(SkCanvas* canvas) {
         SkPaint paint;
         this->setupPaint(&paint);
-#if 0
+
         for (int i = 0; i < N; i++) {
             canvas->drawVertices(SkCanvas::kTriangles_VertexMode, PTS,
                                  fPts, NULL, fColors, NULL, fIdx, IDX, paint);
         }
-#endif
     }
 private:
     typedef SkBenchmark INHERITED;