Remove TODO, reduce tech debt (flutter#26612)

I fixed this TODO a while ago during my a11y work.
eligt · Jan 16, 2019 · f3f2d5a · f3f2d5a
1 parent e8bfa81
commit f3f2d5a
Showing 1 changed file with 0 additions and 2 deletions.
diff --git a/packages/flutter/lib/src/rendering/sliver.dart b/packages/flutter/lib/src/rendering/sliver.dart
@@ -1620,8 +1620,6 @@ abstract class RenderSliverSingleBoxAdapter extends RenderSliver with RenderObje
       context.paintChild(child, offset + childParentData.paintOffset);
     }
   }
-
-  // TODO(ianh): semantics - shouldn't walk the invisible children
 }
 
 /// A [RenderSliver] that contains a single [RenderBox].