[Toolbar] Base toolbar button class with background images for button states

ui/views/controls/button/label_button_border.cc

Index: ui/views/controls/button/label_button_border.cc
diff --git a/ui/views/controls/button/label_button_border.cc b/ui/views/controls/button/label_button_border.cc
index fb6ea0695b8f834cafcdc3104065e1526b71171c..73e8e0a2726c9889fee8af888fff8a3ea0f7a86b 100644
--- a/ui/views/controls/button/label_button_border.cc
+++ b/ui/views/controls/button/label_button_border.cc
@@ -58,7 +58,7 @@ void PaintHelper(LabelButtonBorder* border,
     if (!painter && extra.button.is_focused)
       painter = border->GetPainter(false, GetButtonState(state));
     if (painter)
-      painter->Paint(canvas, rect.size());
+      Painter::PaintPainterAt(canvas, painter, rect);
   }
 }