DM: Add --skps.

dm/DMUtil.cpp

Index: dm/DMUtil.cpp
diff --git a/dm/DMUtil.cpp b/dm/DMUtil.cpp
index 9a4765abb09d15cbad420e1c280d1c17fd0f1e1b..75046a3ea94ac71fa02cb3ce651feb77d7d288f7 100644
--- a/dm/DMUtil.cpp
+++ b/dm/DMUtil.cpp
@@ -34,6 +34,10 @@ void SetupBitmap(const SkColorType ct, SkBenchmark* bench, SkBitmap* bitmap) {
     setup_bitmap(ct, bench->getSize().x(), bench->getSize().y(), bitmap);
 }
 
+void SetupBitmap(const SkColorType ct, const SkPicture& pic, SkBitmap* bitmap) {
+    setup_bitmap(ct, pic.width(), pic.height(), bitmap);
+}
+
 void DrawPicture(SkPicture* picture, SkBitmap* bitmap) {
     SkASSERT(picture != NULL);
     SkASSERT(bitmap != NULL);