Issue 4353 - Remove non standard for each syntax

scripts/dxr.js

 // This is a simple test to test global magic
 
 include("../utils/cleanast.js");
 include("../utils/dumpast.js");
 include("../utils/jstypes.js");
 
 function process_js(ast, f) {
   function loc(l) {
     return f + ":" + l.line + ":" + l.column;
   }
   let toplevel = clean_ast(ast);
   _print("Global variables:");
-  for each (let v in toplevel.variables) {
+  for (let v of toplevel.variables) {
     _print("\t" + v.name + " at " + f + ":" + v.loc.line + ":" + v.loc.column);
   }
   _print("Global constants:");
-  for each (let v in toplevel.constants) {
+  for (let v of toplevel.constants) {
     _print("\t" + v.name + " at " + f + ":" + v.loc.line + ":" + v.loc.column);
   }
   _print("Global objects:");
-  for each (let v in toplevel.objects) {
+  for (let v of toplevel.objects) {
     divine_inheritance(v, toplevel.constants);
     _print("\t" + v.name + " at " + f + ":" + v.loc.line + ":" + v.loc.column);
     if (v.inherits) {
       _print("\tInherits from " + v.inherits.join(", "));
     }
     _print("\tFunctions:");
     for (let name in v.functions) {
       _print("\t\t" + name + " at " + loc(v.functions[name].loc));
     }
     _print("\tVariables:");
     for (let name in v.variables) {
       _print("\t\t" + name + " at " + loc(v.variables[name].loc));
     }
     _print("\tGetters:");
     for (let name in v.getters) {
       _print("\t\t" + name + " at " + loc(v.getters[name].loc));
     }
     _print("\tSetters:");
     for (let name in v.setters) {
       _print("\t\t" + name + " at " + loc(v.setters[name].loc));
     }
   }
   _print("Global classes:");
-  for each (let v in toplevel.classes) {
+  for (let v of toplevel.classes) {
     divine_inheritance(v, toplevel.constants);
     _print("\t" + v.name + " at " + f + ":" + v.loc.line + ":" + v.loc.column);
     if (v.inherits) {
       _print("\tInherits from " + v.inherits.join(", "));
     }
     _print("\tFunctions:");
     for (let name in v.functions) {
       _print("\t\t" + name + " at " + loc(v.functions[name].loc));
     }
     _print("\tVariables:");
     for (let name in v.variables) {
       _print("\t\t" + name + " at " + loc(v.variables[name].loc));
     }
     _print("\tGetters:");
     for (let name in v.getters) {
       _print("\t\t" + name + " at " + loc(v.getters[name].loc));
     }
     _print("\tSetters:");
     for (let name in v.setters) {
       _print("\t\t" + name + " at " + loc(v.setters[name].loc));
     }
   }
   _print("Global functions:");
-  for each (let v in toplevel.functions) {
+  for (let v of toplevel.functions) {
     _print("\t" + v.name + " at " + f + ":" + v.loc.line + ":" + v.loc.column);
   }
 }