Wholesale move sky/engine/tonic to tonic

tonic/dart_state.cc

Index: tonic/dart_state.cc
diff --git a/tonic/dart_state.cc b/tonic/dart_state.cc
new file mode 100644
index 0000000000000000000000000000000000000000..60732bd10242761f2059d2fef5fee19e83440374
--- /dev/null
+++ b/tonic/dart_state.cc
@@ -0,0 +1,64 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "tonic/dart_state.h"
+
+#include "tonic/dart_class_library.h"
+#include "tonic/dart_converter.h"
+#include "tonic/dart_exception_factory.h"
+#include "tonic/dart_library_loader.h"
+#include "tonic/dart_string_cache.h"
+#include "tonic/dart_timer_heap.h"
+
+namespace blink {
+
+DartState::Scope::Scope(DartState* dart_state) : scope_(dart_state->isolate()) {
+}
+
+DartState::Scope::~Scope() {
+}
+
+DartState::DartState()
+    : isolate_(NULL),
+      class_library_(std::unique_ptr<DartClassLibrary>(new DartClassLibrary)),
+      exception_factory_(std::unique_ptr<DartExceptionFactory>(
+          new DartExceptionFactory(this))),
+      library_loader_(std::unique_ptr<DartLibraryLoader>(
+          new DartLibraryLoader(this))),
+      string_cache_(std::unique_ptr<DartStringCache>(
+          new DartStringCache)),
+      timer_heap_(std::unique_ptr<DartTimerHeap>(
+          new DartTimerHeap())),
+      weak_factory_(this) {
+}
+
+DartState::~DartState() {
+}
+
+void DartState::SetIsolate(Dart_Isolate isolate) {
+  isolate_ = isolate;
+  if (!isolate_)
+    return;
+
+  {
+    Scope dart_scope(this);
+    index_handle_.Set(this, ToDart("index"));
+  }
+
+  DidSetIsolate();
+}
+
+DartState* DartState::From(Dart_Isolate isolate) {
+  return static_cast<DartState*>(Dart_IsolateData(isolate));
+}
+
+DartState* DartState::Current() {
+  return static_cast<DartState*>(Dart_CurrentIsolateData());
+}
+
+base::WeakPtr<DartState> DartState::GetWeakPtr() {
+  return weak_factory_.GetWeakPtr();
+}
+
+}  // namespace blink