Serialize a subset of WebInputEvents to protobufs.

blimp/net/input_message_processor.h

Index: blimp/net/input_message_processor.h
diff --git a/blimp/net/input_message_processor.h b/blimp/net/input_message_processor.h
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+++ b/blimp/net/input_message_processor.h
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+// Copyright 2015 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 BLIMP_NET_INPUT_MESSAGE_PROCESSOR_H_
+#define BLIMP_NET_INPUT_MESSAGE_PROCESSOR_H_
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "blimp/net/blimp_net_export.h"
+
+namespace blink {
+class WebInputEvent;
+}
+
+namespace blimp {
+
+class InputMessage;
+
+// Handles creating WebInputEvents from a stream of InputMessage protos.  This
+// class may be stateful to optimize the size of the serialized transmission
+// data.  See InputMessageProcessor for the deserialize code.
+class BLIMP_NET_EXPORT InputMessageProcessor {
+ public:
+  InputMessageProcessor();
+  ~InputMessageProcessor();
+
+  // Process an InputMessage and create a WebInputEvent from it.  This might
+  // make use of state from previous messages.
+  scoped_ptr<blink::WebInputEvent> ProcessMessage(const InputMessage& message);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(InputMessageProcessor);
+};
+
+}  // namespace blimp
+
+#endif  // BLIMP_NET_INPUT_MESSAGE_PROCESSOR_H_