Issue 4353 - Remove non standard for each syntax

scripts/decompile.js

Index: scripts/decompile.js
diff --git a/scripts/decompile.js b/scripts/decompile.js
index 250ae2afb74ce55523cfd2edfd979014108d136e..b21529a6e9aaa0931ff09686d81b6202d81bbede 100644
--- a/scripts/decompile.js
+++ b/scripts/decompile.js
@@ -8,7 +8,7 @@ let visitor = {
     if (post === undefined) post = ')';
     if (comma === undefined) comma = ', ';
     output(pre);
-    for each (let arg in arr) {
+    for (let arg of arr) {
       arg.visit(this);
       output(comma);
     }
@@ -28,7 +28,7 @@ let visitor = {
   },
   _visitNeedBlock: function (stmt, noFlush) {
     if (stmt.type == "EmptyStatement") {
-      output("{}")
+      output("{}");
       if (!noFlush)
         flush();
     }
@@ -446,9 +446,13 @@ function sanitize(str, q) {
     if (x == '\r') return '\\r';
     if (x == '\t') return '\\t';
     if (x == '\v') return '\\v';
-    let val = x.charCodeAt(0)
+    let val = x.charCodeAt(0);
     if (x < ' ') return '\\x' + (val - val % 16) / 16 + (val % 16);
     return x;
   }
-  return [replace(x) for each (x in str)].join('');
+
+  let result = "";
+  for (let char of str)
+    result += replace(char);
+  return result;
 }