set default devlang (#3443)

mairaw · web-flow · commit df7cd57739d5 · 2019-11-05T14:31:10.000-05:00
diff --git a/docfx.json b/docfx.json
@@ -49,6 +49,7 @@
       "ms.topic": "managed-reference",
       "ms.prod": "dotnet-api",
       "feedback_system": "None",
+      "defaultDevLang": "csharp",
       "_op_documentIdPathDepotMapping": {
         "api/": {
           "depot_name": "VS.core-docs"
