@NotNull
    private MutableClassDescriptor createClassDescriptorForClass(
        @NotNull JetClass klass, @NotNull DeclarationDescriptor containingDeclaration) {
      ClassKind kind = getClassKind(klass);
      // Kind check is needed in order to not consider enums as inner in any case
      // (otherwise it would be impossible to create a class object in the enum)
      boolean isInner = kind == ClassKind.CLASS && klass.isInner();
      MutableClassDescriptor mutableClassDescriptor =
          new MutableClassDescriptor(
              containingDeclaration,
              outerScope,
              kind,
              isInner,
              JetPsiUtil.safeName(klass.getName()));
      c.getClasses().put(klass, mutableClassDescriptor);
      trace.record(
          FQNAME_TO_CLASS_DESCRIPTOR, JetPsiUtil.getUnsafeFQName(klass), mutableClassDescriptor);

      createClassObjectForEnumClass(mutableClassDescriptor);

      JetScope classScope = mutableClassDescriptor.getScopeForMemberDeclarationResolution();

      prepareForDeferredCall(classScope, mutableClassDescriptor, klass);

      return mutableClassDescriptor;
    }