wip: Aura-specific implementation of unified touch selection: touch_selection

ui/touch_selection/selection_event_type.h

Index: ui/touch_selection/selection_event_type.h
diff --git a/ui/touch_selection/selection_event_type.h b/ui/touch_selection/selection_event_type.h
index ab95ba8c426b518205f80d213cd2d1b94255491b..bbcc48cc499e16b4d427a07efb88052c24358ac4 100644
--- a/ui/touch_selection/selection_event_type.h
+++ b/ui/touch_selection/selection_event_type.h
@@ -14,6 +14,7 @@ namespace ui {
 // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.ui.touch_selection
 enum SelectionEventType {
   SELECTION_SHOWN,
+  SELECTION_MOVED,
   SELECTION_CLEARED,
   SELECTION_DRAG_STARTED,
   SELECTION_DRAG_STOPPED,
@@ -23,6 +24,14 @@ enum SelectionEventType {
   INSERTION_CLEARED,
   INSERTION_DRAG_STARTED,
   INSERTION_DRAG_STOPPED,
+  NATIVE_VIEW_OVERSCROLL_STARTED,
+  NATIVE_VIEW_OVERSCROLL_STOPPED,
+};
+
+enum SelectionScrollState {
+  NONE,
+  SCROLLING,
+  OVERSCROLLING
 };
 
 }  // namespace ui