Refactor service usage in Dartium

Source/bindings/dart/DartServiceInternal.cpp

-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// Each #include line has NOLINT because we cannot include "config.h" in
-// this file because it conflicts with Dart VM internals.
-
-// FIXME(15481): Expose these methods to the embedder API so
-// this file can be removed.
-#include "bindings/dart/DartServiceInternal.h"  // NOLINT.
-
-// Map from Blink to Dart VM.
-#ifndef NDEBUG
-#define DEBUG
-#endif
-
-// Stop WebCorePrefixMac.h from killing the build.
-#if defined(new)
-#undef new
-#endif
-
-#if defined(delete)
-#undef delete
-#endif
-
-// Stop WinUser.h from renaming PostMessage to PostMessageW
-#ifdef PostMessage
-#undef PostMessage
-#endif
-
-#include "vm/dart_api_impl.h"  // NOLINT.
-#include "vm/dart_api_state.h"  // NOLINT.
-#include "vm/dart_entry.h"  // NOLINT.
-#include "vm/isolate.h"  // NOLINT.
-#include "vm/message.h"  // NOLINT.
-#include "vm/native_arguments.h"  // NOLINT.
-#include "vm/native_entry.h"  // NOLINT.
-#include "vm/object.h"  // NOLINT.
-#include "vm/port.h"  // NOLINT.
-#include "vm/snapshot.h"  // NOLINT.
-
-
-namespace WebCore {
-
-
-Dart_Port DartServiceInternal::GetPortIdFromPort(Dart_Handle port)
-{
-    using namespace dart;
-    Isolate* isolate = Isolate::Current();
-    DARTSCOPE(isolate);
-    Instance& instance = Instance::Handle();
-    instance ^= Api::UnwrapHandle(port);
-    const Object& idObj = Object::Handle(DartLibraryCalls::PortGetId(instance));
-    if (idObj.IsError()) {
-        return ILLEGAL_PORT;
-    }
-    Integer& id = Integer::Handle();
-    id ^= idObj.raw();
-    return static_cast<Dart_Port>(id.AsInt64Value());
-}
-
-
-static uint8_t* allocator(uint8_t* ptr, intptr_t oldSize, intptr_t newSize)
-{
-    void* newPtr = realloc(reinterpret_cast<void*>(ptr), newSize);
-    return reinterpret_cast<uint8_t*>(newPtr);
-}
-
-
-static bool DartSendServiceMessage(Dart_Handle targetPort, Dart_Handle message)
-{
-    using namespace dart;
-    Isolate* isolate = Isolate::Current();
-    DARTSCOPE(isolate);
-    Dart_Port spId = DartServiceInternal::GetPortIdFromPort(targetPort);
-    if (spId == ILLEGAL_PORT) {
-        return false;
-    }
-
-    // Serialize message.
-    Object& msg = Object::Handle(Api::UnwrapHandle(message));
-    uint8_t* data = 0;
-    MessageWriter writer(&data, &allocator);
-    writer.WriteMessage(msg);
-
-    PortMap::PostMessage(new Message(spId, data, writer.BytesWritten(), Message::kOOBPriority));
-    return true;
-}
-
-
-void DartServiceInternal::PostOOB(Dart_Handle targetPort, Dart_Handle message)
-{
-    bool r = DartSendServiceMessage(targetPort, message);
-    ASSERT(r);
-}
-
-}