Rename new property

src/server/protocol.ts

@@ -2090,7 +2090,7 @@ namespace ts.server.protocol {
          * If true, this completion was generated from traversing the name table of an unchecked JS file,
          * and therefore may not be accurate.
          */
-        isUncheckedCompletion?: true;
+        isFromUncheckedFile?: true;
     }
 
     /**

src/services/completions.ts

@@ -311,7 +311,7 @@ namespace ts.Completions {
                     kind: ScriptElementKind.warning,
                     kindModifiers: "",
                     sortText: SortText.JavascriptIdentifiers,
-                    isUncheckedCompletion: true
+                    isFromUncheckedFile: true
                 });
             }
         });

src/services/types.ts

@@ -988,7 +988,7 @@ namespace ts {
         hasAction?: true;
         source?: string;
         isRecommended?: true;
-        isUncheckedCompletion?: true;
+        isFromUncheckedFile?: true;
     }
 
     export interface CompletionEntryDetails {