Add public methods to query and set allowed revisions of property caches

We should not poke around in the private objects for this.

Change-Id: If7089848d8310700a5a84efb0ff9b753a7de1f97
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

1 files changed, 5 insertions, 2 deletions

diff --git a/src/qml/qml/qqmlmetatypedata.cpp b/src/qml/qml/qqmlmetatypedata.cpp
index c5b9ae1a15..989f1adf7c 100644
--- a/src/qml/qml/qqmlmetatypedata.cpp
+++ b/src/qml/qml/qqmlmetatypedata.cpp
@@ -129,12 +129,15 @@ QQmlPropertyCache *QQmlMetaTypeData::propertyCache(const QQmlType &type, int min
         int rev = currentType.metaObjectRevision();
         int moIndex = types.count() - 1 - ii;
 
-        if (raw->allowedRevisionCache[moIndex] != rev) {
+        if (raw->allowedRevision(moIndex) != rev) {
             if (!hasCopied) {
+                // TODO: The copy should be mutable, and the original should be const
+                //       Considering this, the setAllowedRevision() below does not violate
+                //       the immutability of already published property caches.
                 raw = raw->copy();
                 hasCopied = true;
             }
-            raw->allowedRevisionCache[moIndex] = rev;
+            raw->setAllowedRevision(moIndex, rev);
         }
     }