Dispatch push event to worker from PushServiceImpl#OnMessage.

content/public/browser/push_messaging_router.h

Index: content/public/browser/push_messaging_router.h
diff --git a/content/public/browser/push_messaging_router.h b/content/public/browser/push_messaging_router.h
new file mode 100644
index 0000000000000000000000000000000000000000..4e7d9d092620a7b16a76d4229f98492b88bfaa04
--- /dev/null
+++ b/content/public/browser/push_messaging_router.h
@@ -0,0 +1,41 @@
+// 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 CONTENT_PUBLIC_BROWSER_PUSH_MESSAGING_ROUTER_H_
+#define CONTENT_PUBLIC_BROWSER_PUSH_MESSAGING_ROUTER_H_
+
+#include <string>
+
+#include "base/callback.h"
+#include "base/memory/scoped_ptr.h"
+#include "content/common/content_export.h"
+#include "content/public/common/push_messaging_status.h"
+
+namespace content {
+
+class BrowserContext;
+struct PushMessagingApplicationId;
+
+// Routes messages from a PushMessagingService to the correct Service Worker.
+class CONTENT_EXPORT PushMessagingRouter {
+ public:
+  static scoped_ptr<PushMessagingRouter> Create(
+      BrowserContext* browser_context);
+
+  typedef base::Callback<void(PushMessagingStatus /* push_messaging_status */)>
+      SendMessageCallback;
+
+  // Sends a push message with |data| to the Service Worker identified by
+  // |application_id|. Must be called on the UI thread.
+  virtual void SendMessage(

[johnme, 2014/07/23 14:25:23]

s/Send/Deliver/ to avoid confusion with upstream message sending. Ditto
everywhere else.

[Michael van Ouwerkerk, 2014/07/23 16:57:52]

Done.

+      const PushMessagingApplicationId& application_id,
+      const std::string& data,
+      const SendMessageCallback& send_message_callback) = 0;
+
+  virtual ~PushMessagingRouter() {}
+};
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_BROWSER_PUSH_MESSAGING_ROUTER_H_