Get rid of Image::Image(SkBitmap*)

ash/wm/image_grid_unittest.cc

Index: ash/wm/image_grid_unittest.cc
diff --git a/ash/wm/image_grid_unittest.cc b/ash/wm/image_grid_unittest.cc
index 715ddb95054eae9c3ce85f49d10027319544cb80..cf533b557eba3f7ffbdb8d404fb47d3f0c41d06b 100644
--- a/ash/wm/image_grid_unittest.cc
+++ b/ash/wm/image_grid_unittest.cc
@@ -17,8 +17,8 @@ namespace {
 
 // Creates a gfx::Image with the requested dimensions.
 gfx::Image* CreateImage(const gfx::Size& size) {
-  SkBitmap* bitmap = new SkBitmap();
-  bitmap->setConfig(SkBitmap::kARGB_8888_Config, size.width(), size.height());
+  SkBitmap bitmap;
+  bitmap.setConfig(SkBitmap::kARGB_8888_Config, size.width(), size.height());
   return new gfx::Image(bitmap);
 }