Created min size for print preview dialog and modified to allow the

ui/views/window/dialog_delegate.cc

Index: ui/views/window/dialog_delegate.cc
diff --git a/ui/views/window/dialog_delegate.cc b/ui/views/window/dialog_delegate.cc
index 4b8a1f9890010f0a94e8d95083fee7e4f593a2ff..2ae674d3dc62e926c12e0ddcf016bae1b67ad491 100644
--- a/ui/views/window/dialog_delegate.cc
+++ b/ui/views/window/dialog_delegate.cc
@@ -82,7 +82,8 @@ Widget::InitParams DialogDelegate::GetDialogWidgetInitParams(
   // On Mac, however, the parent may be a native window (not a views::Widget),
   // and so the dialog must be considered top-level to gain focus and input
   // method behaviors.
-  params.child = parent && (delegate->GetModalType() == ui::MODAL_TYPE_CHILD);
+  params.child = parent && (delegate->GetModalType() == ui::MODAL_TYPE_CHILD)
+      && !delegate->IsTopLevel();
 #endif
   return params;
 }