second stage

extensions/browser/mojo/mime_handler_view_service.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 EXTENSIONS_BROWSER_MOJO_MIME_HANDLER_VIEW_SERVICE_H_
+#define EXTENSIONS_BROWSER_MOJO_MIME_HANDLER_VIEW_SERVICE_H_
+
+#include "base/memory/weak_ptr.h"
+#include "content/public/browser/render_frame_host.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/browser/web_contents_observer.h"
+#include "mojo/public/cpp/bindings/binding.h"
+#include "third_party/WebKit/public/platform/modules/mime_handler_view/mime_handler_view.mojom.h"
+
+namespace extensions {
+
+class MimeHandlerViewService : public blink::mojom::MimeHandlerViewService {
+ public:
+  static void Create(int32_t frame_process_id,
+                     int32_t frame_routing_id,
+                     blink::mojom::MimeHandlerViewServiceRequest request);
+  ~MimeHandlerViewService() override;
+
+  void CreateMimeHandlerViewGuest(int32_t element_instance_id,
+                                  const std::string& mime_type,
+                                  const std::string& view_id,
+                                  const GURL& resource_url) override;
+
+ private:
+  MimeHandlerViewService(int32_t render_frame_process_id,
+                         int32_t render_frame_routing_id,
+                         blink::mojom::MimeHandlerViewServiceRequest request);
+
+  void OnGuestWebContentsCreated(int32_t element_instance_id,
+                                 const GURL& resource_url,
+                                 content::WebContents* guest_web_contents);
+
+  const int32_t render_frame_process_id_;
+  const int32_t render_frame_routing_id_;
+  mojo::Binding<blink::mojom::MimeHandlerViewService> binding_;
+
+  DISALLOW_COPY_AND_ASSIGN(MimeHandlerViewService);
+};
+}  // namespace extensions
+
+#endif  // EXTENSIONS_BROWSER_MOJO_MIME_HANDLER_VIEW_SERVICE_H_