[mac] App shims

apps/app_shim/app_shim_messages.h

Index: apps/app_shim/app_shim_messages.h
diff --git a/apps/app_shim/app_shim_messages.h b/apps/app_shim/app_shim_messages.h
new file mode 100644
index 0000000000000000000000000000000000000000..1e49ce4e505fb94110780886ed30c4939512e402
--- /dev/null
+++ b/apps/app_shim/app_shim_messages.h
@@ -0,0 +1,22 @@
+// 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.
+
+// Multiply-included message file, hence no include guard.
+
+#include <string>
+
+#include "ipc/ipc_message_macros.h"
+
+#define IPC_MESSAGE_START AppShimMsgStart
+
+// Signals that a previous LaunchApp message has been processed, and lets the
+// app shim process know whether the app launch was successful.
+IPC_MESSAGE_CONTROL1(AppShimMsg_LaunchApp_Done,
+                     bool /* succeeded */)
+
+// Tells the main Chrome process to launch a particular app with the given
+// profile name and app id.
+IPC_MESSAGE_CONTROL2(AppShimHostMsg_LaunchApp,
+                     std::string /* profile name */,
+                     std::string /* app id */)