Keep two empty lines between declarations for cpp files

test/cctest/test-accessors.cc

 // Copyright 2012 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 240 matching lines @@
   CHECK(info.GetIsolate() == v8::Isolate::GetCurrent());
   CHECK(info.This() == info.Holder());
   CHECK(info.Data()->Equals(v8::String::New("data")));
   HEAP->CollectAllGarbage(i::Heap::kNoGCFlags);
   CHECK(info.GetIsolate() == v8::Isolate::GetCurrent());
   CHECK(info.This() == info.Holder());
   CHECK(info.Data()->Equals(v8::String::New("data")));
   info.GetReturnValue().Set(17);
 }
 
+
 THREADED_TEST(DirectCall) {
   LocalContext context;
   v8::HandleScope scope(context->GetIsolate());
   v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New();
   obj->SetAccessor(v8_str("xxx"),
                    CheckAccessorArgsCorrect,
                    NULL,
                    v8::String::New("data"));
   v8::Handle<v8::Object> inst = obj->NewInstance();
   context->Global()->Set(v8::String::New("obj"), inst);
   Local<Script> scr = v8::Script::Compile(v8::String::New("obj.xxx"));
   for (int i = 0; i < 10; i++) {
     Local<Value> result = scr->Run();
     CHECK(!result.IsEmpty());
     CHECK_EQ(17, result->Int32Value());
   }
 }
 
 static void EmptyGetter(Local<String> name,
                         const v8::PropertyCallbackInfo<v8::Value>& info) {
   CheckAccessorArgsCorrect(name, info);
   ApiTestFuzzer::Fuzz();
   CheckAccessorArgsCorrect(name, info);
   info.GetReturnValue().Set(v8::Handle<v8::Value>());
 }
 
+
 THREADED_TEST(EmptyResult) {
   LocalContext context;
   v8::HandleScope scope(context->GetIsolate());
   v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New();
   obj->SetAccessor(v8_str("xxx"), EmptyGetter, NULL, v8::String::New("data"));
   v8::Handle<v8::Object> inst = obj->NewInstance();
   context->Global()->Set(v8::String::New("obj"), inst);
   Local<Script> scr = v8::Script::Compile(v8::String::New("obj.xxx"));
   for (int i = 0; i < 10; i++) {
     Local<Value> result = scr->Run();
@@ skipping 179 matching lines @@
   LocalContext env;
   v8::HandleScope scope(env->GetIsolate());
 
   v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New();
   obj->SetNamedPropertyHandler(
       JSONStringifyGetter, NULL, NULL, NULL, JSONStringifyEnumerator);
   env->Global()->Set(v8_str("obj"), obj->NewInstance());
   v8::Handle<v8::String> expected = v8_str("{\"regress\":\"crbug-161028\"}");
   CHECK(CompileRun("JSON.stringify(obj)")->Equals(expected));
 }