Update d8 so that it can be used to run the mjsunit tests....

src/d8.cc

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 234 matching lines @@
         i::Factory::NewStringFromUtf8(i::CStrVector(js_args[j]));
     arguments_array->set(j, *arg);
   }
   i::Handle<i::JSArray> arguments_jsarray =
       i::Factory::NewJSArrayWithElements(arguments_array);
   global_template->Set(String::New("arguments"),
                        Utils::ToLocal(arguments_jsarray));
 
   // Install the debugger object in the utility scope
   i::Debug::Load();
-  i::Debug::debug_context()->set_security_token(i::Heap::undefined_value());
   i::JSObject* debug = i::Debug::debug_context()->global();
   utility_context_->Global()->Set(String::New("$debug"),
                                   Utils::ToLocal(&debug));
 
   // Run the d8 shell utility script in the utility context
   int source_index = i::NativesCollection<i::D8>::GetIndex("d8");
   i::Vector<const char> shell_source
       = i::NativesCollection<i::D8>::GetScriptSource(source_index);
   i::Vector<const char> shell_source_name
       = i::NativesCollection<i::D8>::GetScriptName(source_index);
   Handle<String> source = String::New(shell_source.start(),
                                       shell_source.length());
   Handle<String> name = String::New(shell_source_name.start(),
                                     shell_source_name.length());
   Script::Compile(source, name)->Run();
 
   // Create the evaluation context
   evaluation_context_ = Context::New(NULL, global_template);
   evaluation_context_->SetSecurityToken(Undefined());
+
+  // Set the security context of the debug context to allow access.
+  i::Debug::debug_context()->set_security_token(i::Heap::undefined_value());
 }
 
 
 void Shell::OnExit() {
   if (i::FLAG_dump_counters) {
     ::printf("+----------------------------------------+----------+\n");
     ::printf("| Name                                   | Value    |\n");
     ::printf("+----------------------------------------+----------+\n");
     for (CounterMap::iterator i = counter_map_.begin();
          i != counter_map_.end();
@@ skipping 49 matching lines @@
 int Shell::Main(int argc, char* argv[]) {
   i::FlagList::SetFlagsFromCommandLine(&argc, argv, true);
   if (i::FLAG_help) {
     return 1;
   }
   Initialize();
   bool run_shell = (argc == 1);
   Context::Scope context_scope(evaluation_context_);
   for (int i = 1; i < argc; i++) {
     char* str = argv[i];
-    HandleScope handle_scope;
-    Handle<String> file_name = v8::String::New(str);
-    Handle<String> source = ReadFile(str);
-    if (source.IsEmpty()) {
-      printf("Error reading '%s'\n", str);
-      return 1;
+    if (strcmp(str, "-f") == 0) {
+      // Ignore any -f flags for compatibility with other stand-alone
+      // JavaScript engines.
+      continue;
+    } else if (strncmp(str, "--", 2) == 0) {
+      printf("Warning: unknown flag %s.\nTry --help for options\n", str);
+    } else if (strcmp(str, "-e") == 0 && i + 1 < argc) {
+      // Execute argument given to -e option directly.
+      v8::HandleScope handle_scope;
+      v8::Handle<v8::String> file_name = v8::String::New("unnamed");
+      v8::Handle<v8::String> source = v8::String::New(argv[i + 1]);
+      if (!ExecuteString(source, file_name, false, true))
+        return 1;
+      i++;
+    } else {
+      // Use all other arguments as names of files to load and run.
+      HandleScope handle_scope;
+      Handle<String> file_name = v8::String::New(str);
+      Handle<String> source = ReadFile(str);
+      if (source.IsEmpty()) {
+        printf("Error reading '%s'\n", str);
+        return 1;
+      }
+      if (!ExecuteString(source, file_name, false, true))
+        return 1;
     }
-    if (!ExecuteString(source, file_name, false, true))
-      return 1;
   }
   if (run_shell)
     RunShell();
   OnExit();
   return 0;
 }
 
 
 }  // namespace v8
 
 
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }