[V8] Added Script::is_debugger_script flag for embedders

src/accessors.cc

Index: src/accessors.cc
diff --git a/src/accessors.cc b/src/accessors.cc
index 662a9e126b04b1bad9489ddb468c09666436eff1..9b61608db2fed8062146ccd29b5a8b389a43f57c 100644
--- a/src/accessors.cc
+++ b/src/accessors.cc
@@ -787,6 +787,40 @@ Handle<AccessorInfo> Accessors::ScriptSourceMappingUrlInfo(
 
 
 //
+// Accessors::ScriptIsDebuggerScript
+//
+
+
+void Accessors::ScriptIsDebuggerScriptGetter(
+    v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info) {
+  i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate());
+  DisallowHeapAllocation no_allocation;
+  HandleScope scope(isolate);
+  Object* object = *Utils::OpenHandle(*info.This());
+  bool is_debugger_script =
+      Script::cast(JSValue::cast(object)->value())->is_debugger_script();
+  Object* res = *isolate->factory()->ToBoolean(is_debugger_script);
+  info.GetReturnValue().Set(Utils::ToLocal(Handle<Object>(res, isolate)));
+}
+
+
+void Accessors::ScriptIsDebuggerScriptSetter(
+    v8::Local<v8::Name> name, v8::Local<v8::Value> value,
+    const v8::PropertyCallbackInfo<void>& info) {
+  UNREACHABLE();
+}
+
+
+Handle<AccessorInfo> Accessors::ScriptIsDebuggerScriptInfo(
+    Isolate* isolate, PropertyAttributes attributes) {
+  Handle<String> name(isolate->factory()->InternalizeOneByteString(
+      STATIC_CHAR_VECTOR("is_debugger_script")));
+  return MakeAccessor(isolate, name, &ScriptIsDebuggerScriptGetter,
+                      &ScriptIsDebuggerScriptSetter, attributes);
+}
+
+
+//
 // Accessors::ScriptGetContextData
 //