Add Pepper VideoReader and VideoWriter plumbing

content/renderer/pepper/pepper_video_writer_host.h

Index: content/renderer/pepper/pepper_video_writer_host.h
diff --git a/content/renderer/pepper/pepper_video_writer_host.h b/content/renderer/pepper/pepper_video_writer_host.h
new file mode 100644
index 0000000000000000000000000000000000000000..9f75c1454a1f37d14e531d8ea871d14ca2006c3c
--- /dev/null
+++ b/content/renderer/pepper/pepper_video_writer_host.h
@@ -0,0 +1,46 @@
+// Copyright (c) 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 CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_WRITER_HOST_H_
+#define CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_WRITER_HOST_H_
+
+#include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "content/common/content_export.h"
+#include "ppapi/host/resource_host.h"
+
+namespace content {
+
+class RendererPpapiHost;
+
+class CONTENT_EXPORT PepperVideoWriterHost : public ppapi::host::ResourceHost {
+ public:
+  PepperVideoWriterHost(RendererPpapiHost* host,
+                         PP_Instance instance,
+                         PP_Resource resource);
+
+  virtual ~PepperVideoWriterHost();
+
+  virtual int32_t OnResourceMessageReceived(
+      const IPC::Message& msg,
+      ppapi::host::HostMessageContext* context) OVERRIDE;
+
+ private:
+  int32_t OnHostMsgOpen(ppapi::host::HostMessageContext* context);
+  int32_t OnHostMsgPutFrame(ppapi::host::HostMessageContext* context,
+                            const ppapi::HostResource& image_data,
+                            double timestamp);
+  int32_t OnHostMsgClose(ppapi::host::HostMessageContext* context);
+
+  RendererPpapiHost* renderer_ppapi_host_;
+
+  base::WeakPtrFactory<PepperVideoWriterHost> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(PepperVideoWriterHost);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_WRITER_HOST_H_