Mojo: AsyncWaiter and mojo/public/environment

mojo/environment/mojo_environment_impl_export.h

Index: mojo/environment/mojo_environment_impl_export.h
diff --git a/mojo/environment/mojo_environment_impl_export.h b/mojo/environment/mojo_environment_impl_export.h
new file mode 100644
index 0000000000000000000000000000000000000000..7e00f644e7732bb9d90658f38cee5c0ceab22ed9
--- /dev/null
+++ b/mojo/environment/mojo_environment_impl_export.h
@@ -0,0 +1,32 @@
+// Copyright 2013 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_ENVIRONMENT_MOJO_ENVIRONMENT_IMPL_EXPORT_H_
+#define MOJO_ENVIRONMENT_MOJO_ENVIRONMENT_IMPL_EXPORT_H_
+
+#if defined(COMPONENT_BUILD)
+
+#if defined(WIN32)
+
+#if defined(MOJO_ENVIRONMENT_IMPL_IMPLEMENTATION)
+#define MOJO_ENVIRONMENT_IMPL_EXPORT __declspec(dllexport)
+#else
+#define MOJO_ENVIRONMENT_IMPL_EXPORT __declspec(dllimport)
+#endif
+
+#else  // !defined(WIN32)
+
+#if defined(MOJO_ENVIRONMENT_IMPL_IMPLEMENTATION)
+#define MOJO_ENVIRONMENT_IMPL_EXPORT __attribute__((visibility("default")))
+#else
+#define MOJO_ENVIRONMENT_IMPL_EXPORT
+#endif
+
+#endif  // defined(WIN32)
+
+#else  // !defined(COMPONENT_BUILD)
+#define MOJO_ENVIRONMENT_IMPL_EXPORT
+#endif
+
+#endif  // MOJO_ENVIRONMENT_MOJO_ENVIRONMENT_IMPL_EXPORT_H_