Pass MroSequenceStorage to DynamicObjectStorage when getting type.__dict__

Author: steve-s

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/type/TypeBuiltins.java

@@ -695,7 +695,7 @@ Object doManaged(PythonManagedClass self,
                         @CachedLibrary("self") PythonObjectLibrary lib) {
             PDict dict = lib.getDict(self);
             if (dict == null) {
-                dict = factory().createDictFixedStorage(self);
+                dict = factory().createDictFixedStorage(self, self.getMethodResolutionOrder());
                 // The mapping is unmodifiable, so we don't have to assign it back
             }
             return factory().createMappingproxy(dict);

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/runtime/object/PythonObjectFactory.java

@@ -135,6 +135,7 @@
 import com.oracle.graal.python.runtime.sequence.storage.EmptySequenceStorage;
 import com.oracle.graal.python.runtime.sequence.storage.IntSequenceStorage;
 import com.oracle.graal.python.runtime.sequence.storage.LongSequenceStorage;
+import com.oracle.graal.python.runtime.sequence.storage.MroSequenceStorage;
 import com.oracle.graal.python.runtime.sequence.storage.SequenceStorage;
 import com.oracle.graal.python.runtime.sequence.storage.SequenceStorageFactory;
 import com.oracle.graal.python.util.PythonUtils;
@@ -204,7 +205,7 @@ protected static AllocationReporter getAllocationReporter(ContextReference<Pytho
         return contextRef.get().getEnv().lookup(AllocationReporter.class);
     }
 
-    private final PythonLanguage getLanguage() {
+    private PythonLanguage getLanguage() {
         return executeGetLanguage(true, 0.0);
     }
 
@@ -556,6 +557,10 @@ public PDict createDict(DynamicObject dynamicObject) {
         return createDict(new DynamicObjectStorage(dynamicObject));
     }
 
+    public PDict createDictFixedStorage(PythonObject pythonObject, MroSequenceStorage mroSequenceStorage) {
+        return createDict(new DynamicObjectStorage(pythonObject.getStorage(), mroSequenceStorage));
+    }
+
     public PDict createDictFixedStorage(PythonObject pythonObject) {
         return createDict(new DynamicObjectStorage(pythonObject.getStorage()));
     }