DevTools: [PrettyPrint] support template literals in pretty-printing

Source/devtools/front_end/script_formatter_worker/JavaScriptFormatter.js

Index: Source/devtools/front_end/script_formatter_worker/JavaScriptFormatter.js
diff --git a/Source/devtools/front_end/script_formatter_worker/JavaScriptFormatter.js b/Source/devtools/front_end/script_formatter_worker/JavaScriptFormatter.js
index 38d971da6ae2f0ad396fba05ae226e0a772449b1..7fce3d006505289c71e9b3fd546a336dbc1e9e9c 100644
--- a/Source/devtools/front_end/script_formatter_worker/JavaScriptFormatter.js
+++ b/Source/devtools/front_end/script_formatter_worker/JavaScriptFormatter.js
@@ -240,6 +240,10 @@ FormatterWorker.JavaScriptFormatter.prototype = {
             if (AT.punctuator(token, "}"))
                 return "<ntn";
             return "t";
+        } else if (node.type === "YieldExpression") {
+            return "t";
+        } else if (node.type === "Super") {
+            return "t";
         }
         return AT.keyword(token) && !AT.keyword(token, "this") ? "ts" : "t";
     },