Dart: Adds a content handler and a test.

services/dart/dart_app.h

+// Copyright 2014 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.
+
+#ifndef SERVICES_DART_DART_APP_H_
+#define SERVICES_DART_DART_APP_H_
+
+#include "mojo/application/content_handler_factory.h"
+#include "mojo/dart/embedder/dart_controller.h"
+#include "mojo/public/cpp/system/message_pipe.h"
+#include "mojo/public/interfaces/application/application.mojom.h"
+#include "mojo/public/interfaces/application/shell.mojom.h"
+
+namespace dart {
+
+class DartApp;
+class ApplicationDelegateImpl;
+
+// Each Dart app started by content handler runs on its own thread and
+// in its own Dart isolate. This class represents one running Dart app.
+
+class DartApp : public mojo::ContentHandlerFactory::HandledApplicationHolder {
+ public:
+  DartApp(mojo::ShellPtr shell, mojo::URLResponsePtr response);
+  virtual ~DartApp();
+
+ private:
+  void OnAppLoaded();
+
+  mojo::ShellPtr shell_;
+  mojo::dart::DartControllerConfig config_;
+  DISALLOW_COPY_AND_ASSIGN(DartApp);
+};
+
+}  // namespace dart
+
+#endif  // SERVICES_DART_DART_APP_H_