Remove private skin access logic from GUI

As the unshared project situation has been resolved, we can
move our logic into scratch-vm instead.

src/lib/project-fetcher-hoc.jsx

@@ -118,7 +118,6 @@ const ProjectFetcherHOC = function (WrappedComponent) {
                 }
                 assetPromise = progressMonitor.fetchWithProgress(projectUrl)
                     .then(r => {
-                        this.props.vm.runtime.renderer.setPrivateSkinAccess(false);
                         if (!r.ok) {
                             throw new Error(`Request returned status ${r.status}`);
                         }

src/lib/tw-project-meta-fetcher-hoc.jsx

@@ -54,7 +54,6 @@ const TWProjectMetaFetcherHOC = function (WrappedComponent) {
         }
         componentDidUpdate () {
             // project title resetting is handled in titled-hoc.jsx
-            this.props.vm.runtime.renderer.setPrivateSkinAccess(true);
             this.props.onSetAuthor('', '');
             this.props.onSetDescription('', '');
             const projectId = this.props.projectId;
@@ -83,7 +82,6 @@ const TWProjectMetaFetcherHOC = function (WrappedComponent) {
                     setIndexable(true);
                 })
                 .catch(err => {
-                    this.props.vm.runtime.renderer.setPrivateSkinAccess(false);
                     setIndexable(false);
                     if (`${err}`.includes('unshared')) {
                         this.props.onSetDescription('unshared', 'unshared');
@@ -98,7 +96,6 @@ const TWProjectMetaFetcherHOC = function (WrappedComponent) {
                 onSetAuthor,
                 onSetDescription,
                 onSetProjectTitle,
-                vm,
                 /* eslint-enable no-unused-vars */
                 ...props
             } = this.props;
@@ -113,18 +110,10 @@ const TWProjectMetaFetcherHOC = function (WrappedComponent) {
         projectId: PropTypes.string,
         onSetAuthor: PropTypes.func,
         onSetDescription: PropTypes.func,
-        onSetProjectTitle: PropTypes.func,
-        vm: PropTypes.shape({
-            runtime: PropTypes.shape({
-                renderer: PropTypes.shape({
-                    setPrivateSkinAccess: PropTypes.func
-                })
-            })
-        })
+        onSetProjectTitle: PropTypes.func
     };
     const mapStateToProps = state => ({
-        projectId: state.scratchGui.projectState.projectId,
-        vm: state.scratchGui.vm
+        projectId: state.scratchGui.projectState.projectId
     });
     const mapDispatchToProps = dispatch => ({
         onSetAuthor: (username, thumbnail) => dispatch(setAuthor({

src/playground/embed.jsx

@@ -35,7 +35,6 @@ let vm;
 
 const onVmInit = _vm => {
     vm = _vm;
-    vm.runtime.renderer.setPrivateSkinAccess(false);
 };
 
 const onProjectLoaded = () => {