Start of display management for mus

components/mus/public/interfaces/window_manager_constants.mojom

Index: components/mus/public/interfaces/window_manager_constants.mojom
diff --git a/components/mus/public/interfaces/window_manager_constants.mojom b/components/mus/public/interfaces/window_manager_constants.mojom
index 010b2a6f108c9b5ecb4198fbe469ae041ffbc638..9b86fa21cc05d5a0fd7aaf063b87c6b3f8a7c293 100644
--- a/components/mus/public/interfaces/window_manager_constants.mojom
+++ b/components/mus/public/interfaces/window_manager_constants.mojom
@@ -31,12 +31,21 @@ const int32 kResizeBehaviorCanResize = 1;
 const int32 kResizeBehaviorCanMaximize = 2;
 const int32 kResizeBehaviorCanMinimize = 4;
 
+enum TouchSupport {
+  UNKNOWN,
+  AVAILABLE,
+  UNAVAILABLE,
+};
+
+// TODO(sky): move this to display.mojom
 struct Display {
   int64 id;
   mojo.Rect bounds;
   mojo.Rect work_area;
   float device_pixel_ratio;
   Rotation rotation;
+  TouchSupport touch_support;
+  bool is_primary;
 };
 
 enum WindowType {