ui: events: Add a class to hold common touch and stylus properties

ash/wm/workspace/workspace_event_handler_unittest.cc

Index: ash/wm/workspace/workspace_event_handler_unittest.cc
diff --git a/ash/wm/workspace/workspace_event_handler_unittest.cc b/ash/wm/workspace/workspace_event_handler_unittest.cc
index 5f1e48f1bc407d3d5ed2a3bab5e64ec7fd4ce6a9..5e90bd7d95957e3072000da865917c51f6f1d5cd 100644
--- a/ash/wm/workspace/workspace_event_handler_unittest.cc
+++ b/ash/wm/workspace/workspace_event_handler_unittest.cc
@@ -37,11 +37,15 @@ void ClickButtonWithFlags(ui::test::EventGenerator* generator,
                           int button,
                           int flags) {
   gfx::Point location = generator->current_location();
-  ui::MouseEvent press(ui::ET_MOUSE_PRESSED, location, location,
-                       ui::EventTimeForNow(), button | flags, button);
+  ui::MouseEvent press(
+      ui::ET_MOUSE_PRESSED, location, location, ui::EventTimeForNow(),
+      button | flags, button,
+      ui::PointerEventDetails(ui::EventPointerType::POINTER_TYPE_MOUSE));
   generator->Dispatch(&press);
-  ui::MouseEvent release(ui::ET_MOUSE_RELEASED, location, location,
-                         ui::EventTimeForNow(), button | flags, button);
+  ui::MouseEvent release(
+      ui::ET_MOUSE_RELEASED, location, location, ui::EventTimeForNow(),
+      button | flags, button,
+      ui::PointerEventDetails(ui::EventPointerType::POINTER_TYPE_MOUSE));
   generator->Dispatch(&release);
 }