From 0e7cd6c1dbff0581fd8948bf0846f8c81ee1479e Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Thu, 26 Sep 2019 18:05:58 +0200
Subject: [PATCH] Clear file view providers only when a file type has been
 removed

GitOrigin-RevId: 8134dd026b9ca7fe29218d40980d64ec32337187
---
 .../src/com/intellij/psi/impl/file/impl/PsiVFSListener.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/psi/impl/file/impl/PsiVFSListener.java b/platform/lang-impl/src/com/intellij/psi/impl/file/impl/PsiVFSListener.java
index fe9dcbdf7735..324d9199f645 100644
--- a/platform/lang-impl/src/com/intellij/psi/impl/file/impl/PsiVFSListener.java
+++ b/platform/lang-impl/src/com/intellij/psi/impl/file/impl/PsiVFSListener.java
@@ -70,7 +70,7 @@ public class PsiVFSListener implements BulkFileListener {
       connection.subscribe(FileTypeManager.TOPIC, new FileTypeListener() {
         @Override
         public void fileTypesChanged(@NotNull FileTypeEvent e) {
-          myFileManager.processFileTypesChanged(true);
+          myFileManager.processFileTypesChanged(e.getRemovedFileType() != null);
         }
       });
       connection.subscribe(AppTopics.FILE_DOCUMENT_SYNC, new MyFileDocumentManagerAdapter());