IDEA-189742: update presentation for parent folders of removed files

platform/lang-impl/src/com/intellij/ide/projectView/impl/AsyncProjectViewSupport.java

@@ -225,6 +225,11 @@ class AsyncProjectViewSupport {
   }
 
   private void updatePresentationsFromRootTo(@NotNull VirtualFile file) {
+    // find first valid parent for removed file
+    while (!file.isValid()) {
+      file = file.getParent();
+      if (file == null) return;
+    }
     SmartList<TreePath> list = new SmartList<>();
     acceptAndUpdate(new ProjectViewFileVisitor(file, null) {
       @NotNull

platform/lang-impl/src/com/intellij/ide/scopeView/ScopeViewTreeModel.java

@@ -273,6 +273,11 @@ public final class ScopeViewTreeModel extends BaseTreeModel<AbstractTreeNode> im
   }
 
   private void notifyPresentationChanged(@NotNull VirtualFile file) {
+    // find first valid parent for removed file
+    while (!file.isValid()) {
+      file = file.getParent();
+      if (file == null) return;
+    }
     List<Node> list = new SmartList<>();
     find(file, list, found -> {
       list.forEach(node -> update(node, false));