Make CanvasPainter raster directly to an SkBitmap

ui/views/controls/label_unittest.cc

Index: ui/views/controls/label_unittest.cc
diff --git a/ui/views/controls/label_unittest.cc b/ui/views/controls/label_unittest.cc
index 094c3365a739fed6ea7abdc1901c3b6e081450ff..2bb03b732cbbe651b1fc59869abef3c08f330497 100644
--- a/ui/views/controls/label_unittest.cc
+++ b/ui/views/controls/label_unittest.cc
@@ -52,8 +52,9 @@ class TestLabel : public Label {
   int schedule_paint_count() const { return schedule_paint_count_; }
 
   void SimulatePaint() {
-    gfx::Canvas canvas(bounds().size(), 1.0, false /* is_opaque */);
-    Paint(ui::CanvasPainter(&canvas, 1.f).context());
+    SkBitmap bitmap;
+    SkColor color(SkColorSetARGB(0, 0, 0, 0));

[danakj, 2017/02/14 21:37:26]

TRANSPARENT

+    Paint(ui::CanvasPainter(&bitmap, bounds().size(), 1.f, color).context());
   }
 
   // View: