views: Early out of painting Views with empty bounds.

ui/views/view.cc

Index: ui/views/view.cc
diff --git a/ui/views/view.cc b/ui/views/view.cc
index 0b6efdf1086b52cf535a4b253d5fb92f70749d9c..89923d675cd4dc44e7db1394ba85b726dc8bd8c8 100644
--- a/ui/views/view.cc
+++ b/ui/views/view.cc
@@ -737,6 +737,8 @@ void View::SchedulePaintInRect(const gfx::Rect& rect) {
 void View::Paint(const ui::PaintContext& parent_context) {
   if (!visible_)
     return;
+  if (bounds().IsEmpty())

[weiliangc, 2015/06/09 22:04:42]

nit: We can use size() instead?

[danakj, 2015/06/09 22:05:15]

Ya, though size() is bounds().size() so that's an extra indirection which is how
I ended up here.

+    return;
 
   gfx::Vector2d offset_to_parent;
   if (!layer()) {