Remove copy-paste code

Author: SlavaRa

External/Plugins/ASCompletion/Completion/ASGenerator.cs

@@ -79,13 +79,10 @@ public static List<ICompletionListItem> ContextualGenerator(ScintillaControl Sci
             string text = Sci.GetLine(line);
             bool suggestItemDeclaration = false;
 
-            if (isNotInterface)
+            if (isNotInterface && ASComplete.IsLiteralStyle(style))
             {
-                if (style == 4 || style == 6 || style == 7)
-                {
-                    ShowConvertToConst(found);
-                    return known;
-                }
+                ShowConvertToConst(found);
+                return known;
             }
 
             ASResult resolve = ASComplete.GetExpressionType(Sci, Sci.WordEndPosition(position, true));