Update the maximize button when size constraints change.

ui/views/widget/widget.cc

Index: ui/views/widget/widget.cc
diff --git a/ui/views/widget/widget.cc b/ui/views/widget/widget.cc
index d4b16bb769a39863a114f6d8f2104972f99eeb83..8a9fa71e538c6a2b82fa221ef19e7288d4e0dfe8 100644
--- a/ui/views/widget/widget.cc
+++ b/ui/views/widget/widget.cc
@@ -991,6 +991,11 @@ bool Widget::IsTranslucentWindowOpacitySupported() const {
   return native_widget_->IsTranslucentWindowOpacitySupported();
 }
 
+void Widget::OnSizeConstraintsChanged() {
+  native_widget_->OnSizeConstraintsChanged();
+  non_client_view_->SizeConstraintsChanged();
+}
+
 void Widget::OnOwnerClosing() {
 }