Add method to TouchSelectionController to check if a handle is currently being

ui/views/touchui/touch_selection_controller_impl_unittest.cc

Index: ui/views/touchui/touch_selection_controller_impl_unittest.cc
diff --git a/ui/views/touchui/touch_selection_controller_impl_unittest.cc b/ui/views/touchui/touch_selection_controller_impl_unittest.cc
index 15163a221c93c021afaa1fe3c6a07ebc67da246e..78a8236dfc0e74bbc3c91a1289b2ef1d7e0aa6e8 100644
--- a/ui/views/touchui/touch_selection_controller_impl_unittest.cc
+++ b/ui/views/touchui/touch_selection_controller_impl_unittest.cc
@@ -78,6 +78,9 @@ class TouchSelectionControllerImplTest : public ViewsTestBase {
     else
       controller->SetDraggingHandle(controller->selection_handle_2_.get());
 
+    // Offset the drag position by the selection handle radius since it is
+    // supposed to be in the coordinate system of the handle.
+    p.Offset(10, 0);
     controller->SelectionHandleDragged(p);
 
     // Do the work of OnMouseReleased().