Refactor 3 PPB_Flash functions to the new resource model.

content/browser/renderer_host/pepper/pepper_flash_browser_host.h

+// Copyright (c) 2012 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_RENDERER_PEPPER_PEPPER_FLASH_BROWSER_HOST_H_
+#define CONTENT_RENDERER_PEPPER_PEPPER_FLASH_BROWSER_HOST_H_
+
+#include "base/basictypes.h"
+#include "ppapi/host/host_message_context.h"
+#include "ppapi/host/resource_host.h"
+
+namespace content {
+
+class BrowserPpapiHost;
+
+class PepperFlashBrowserHost : public ppapi::host::ResourceHost {
+ public:
+  PepperFlashBrowserHost(BrowserPpapiHost* host,
+                         PP_Instance instance,
+                         PP_Resource resource);
+  virtual ~PepperFlashBrowserHost();
+
+  // ppapi::host::ResourceHost override.
+  virtual int32_t OnResourceMessageReceived(
+      const IPC::Message& msg,
+      ppapi::host::HostMessageContext* context) OVERRIDE;
+
+ private:
+  int32_t OnMsgUpdateActivity(ppapi::host::HostMessageContext* host_context);
+
+  DISALLOW_COPY_AND_ASSIGN(PepperFlashBrowserHost);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_PEPPER_PEPPER_FLASH_BROWSER_HOST_H_