Change detached root warning to a debug

It's possible to end up in QQuickItemPrivate::deliveryAgent() when
simply constructing an item from a Component.  We don't expect this
detached item to receive input events, but QQuickItem::setEnabled()
eventually calls the deliveryAgent() accessor, so we can see this
warning in autotests, and it seems bogus in that context at least.

Change-Id: I08e87115e060874e2c43fb4c4e906f179715721e
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/quick/items/qquickitem.cpp b/src/quick/items/qquickitem.cpp
index e933fd2f87..cab7364919 100644
--- a/src/quick/items/qquickitem.cpp
+++ b/src/quick/items/qquickitem.cpp
@@ -5242,7 +5242,7 @@ QQuickDeliveryAgent *QQuickItemPrivate::deliveryAgent()
         } while (p);
         // arriving here is somewhat unexpected: a detached root can easily be created (just set an item's parent to null),
         // but why would we deliver events to that subtree? only if root got detached while an item in that subtree still has a grab?
-        qCWarning(lcPtr) << "detached root of" << q << "is not a QQuickRootItem and also does not have its own DeliveryAgent";
+        qCDebug(lcPtr) << "detached root of" << q << "is not a QQuickRootItem and also does not have its own DeliveryAgent";
     }
     if (window)
         return QQuickWindowPrivate::get(window)->deliveryAgent;