Revert of more shader-->sp conversions

gm/shadows.cpp

Index: gm/shadows.cpp
diff --git a/gm/shadows.cpp b/gm/shadows.cpp
index 5696240d21ed3ca00b7603b0b8ce0ff53b6e3c85..bb2bf3c5bd3cd287ed316f2f3005068d1126a85f 100644
--- a/gm/shadows.cpp
+++ b/gm/shadows.cpp
@@ -128,11 +128,12 @@
             canvas->drawBitmap(fBitmap, 10, 10, &paint);
 
             canvas->translate(0, 40);
-            paint.setShader(SkShader::MakeBitmapShader(
+            SkAutoTUnref<SkShader> shader(SkShader::CreateBitmapShader(
                                           fBitmap, SkShader::kRepeat_TileMode,
                                           SkShader::kRepeat_TileMode));
 
             // see bug.skia.org/562 (shows bug as reported)
+            paint.setShader(shader);
             paint.setStyle(SkPaint::kFill_Style);
             canvas->drawRect(SkRect::MakeXYWH(10, 10, 20, 20), paint);
             paint.setShader(nullptr);