From a1e4c1d259e10592d58ef796cab9f1671628b41e Mon Sep 17 00:00:00 2001
From: Anton Makeev <Anton.Makeev@jetbrains.com>
Date: Wed, 22 Aug 2012 10:55:27 +0200
Subject: [PATCH] AppCode: opening storyboards, nib xcdatamodel, files is Xcode
 (cherry-picked from a3d7e9d)

---
 .../com/intellij/openapi/fileTypes/LanguageFileType.java | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/platform/core-api/src/com/intellij/openapi/fileTypes/LanguageFileType.java b/platform/core-api/src/com/intellij/openapi/fileTypes/LanguageFileType.java
index 9010b3296bf2..214341c105a6 100644
--- a/platform/core-api/src/com/intellij/openapi/fileTypes/LanguageFileType.java
+++ b/platform/core-api/src/com/intellij/openapi/fileTypes/LanguageFileType.java
@@ -53,14 +53,7 @@ public abstract class LanguageFileType implements FileType{
   }
 
   @Override
-  public final boolean isReadOnly() {
-    return isSystem();
-  }
-
-  /**
-   * System file types cannot be editor and are not shown in the interface
-   */
-  protected boolean isSystem() {
+  public boolean isReadOnly() {
     return false;
   }