Dart: Adds a program to create snapshots of Mojo apps.

mojo/dart/dart_snapshotter/loader.h

+// 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.
+
+#ifndef MOJO_DART_DART_SNAPSHOTTER_LOADER_H_
+#define MOJO_DART_DART_SNAPSHOTTER_LOADER_H_
+
+#include <string>
+
+#include "base/files/file_path.h"
+#include "dart/runtime/include/dart_api.h"
+
+void InitLoader(const base::FilePath& package_root);
+Dart_Handle HandleLibraryTag(Dart_LibraryTag tag,
+                             Dart_Handle library,
+                             Dart_Handle url);
+void LoadScript(const std::string& url);
+
+#endif  // MOJO_DART_DART_SNAPSHOTTER_LOADER_H_