Swap touch selection handles when they are interchanged

ui/touch_selection/touch_selection_controller_test_api.cc

Index: ui/touch_selection/touch_selection_controller_test_api.cc
diff --git a/ui/touch_selection/touch_selection_controller_test_api.cc b/ui/touch_selection/touch_selection_controller_test_api.cc
index abe89de528791d52ddc76e340fb6b62cf2f66111..17bdfa6691c0669076da0fd26879f88abbc17dda 100644
--- a/ui/touch_selection/touch_selection_controller_test_api.cc
+++ b/ui/touch_selection/touch_selection_controller_test_api.cc
@@ -20,4 +20,18 @@ bool TouchSelectionControllerTestApi::GetEndVisible() const {
   return controller_->GetEndVisible();
 }
 
+TouchHandleOrientation
+TouchSelectionControllerTestApi::GetStartHandleOrientation() const {
+  if (controller_->active_status_ != TouchSelectionController::SELECTION_ACTIVE)
+    return TouchHandleOrientation::UNDEFINED;
+  return controller_->start_selection_handle_->orientation();
+}
+
+TouchHandleOrientation
+TouchSelectionControllerTestApi::GetEndHandleOrientation() const {
+  if (controller_->active_status_ != TouchSelectionController::SELECTION_ACTIVE)
+    return TouchHandleOrientation::UNDEFINED;
+  return controller_->end_selection_handle_->orientation();
+}
+
 }  // namespace ui