Add CanMinimize to classes that implement WidgetDelegate::CanMaximize.

ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc

Index: ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
diff --git a/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc b/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
index 84ff9e61c5dcf4b26ba4e930f8ff372ae81ceb94..6b6f1f2acac2027cbf661a9f859b0dd8360fc310 100644
--- a/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
+++ b/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
@@ -607,6 +607,10 @@ bool DesktopWindowTreeHostWin::CanMaximize() const {
   return GetWidget()->widget_delegate()->CanMaximize();
 }
 
+bool DesktopWindowTreeHostWin::CanMinimize() const {
+  return GetWidget()->widget_delegate()->CanMinimize();
+}
+
 bool DesktopWindowTreeHostWin::CanActivate() const {
   if (IsModalWindowActive())
     return true;