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// 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_SHELL_RENDERER_IPC_ECHO_H_
#define CONTENT_SHELL_RENDERER_IPC_ECHO_H_
#include <utility>
#include <vector>
#include "base/compiler_specific.h"
#include "base/memory/weak_ptr.h"
#include "third_party/WebKit/public/web/WebDocument.h"
namespace blink {
class WebFrame;
}
namespace IPC {
class Sender;
}
namespace content {
// This class is for writing micro benchmarks exercising underlying
// IPC::Channel using HTML and JavaScript.
//
// TODO(morrita): The benchmark effort tries to makesure that
// IPC::ChannelMojo is as performant as native IPC::Channel
// implementations. Currently IPC::ChannelMojo is hidden behind
// "--enable-renderer-mojo-channel". Once it is turned on by default.
// we no longer need this class and should remove it.
class IPCEcho : public base::SupportsWeakPtr<IPCEcho> {
public:
IPCEcho(blink::WebDocument document, IPC::Sender* sender, int routing_id);
~IPCEcho();
void RequestEcho(int id, int size);
void DidRespondEcho(int id, int size);
void Install(blink::WebFrame*);
int last_echo_id() const { return last_echo_id_; }
int last_echo_size() const { return last_echo_size_; }
blink::WebDocument document_;
IPC::Sender* sender_;
int routing_id_;
int last_echo_id_;
int last_echo_size_;
base::WeakPtrFactory<IPCEcho> weak_factory_;
};
} // namespace content
#endif // CONTENT_SHELL_RENDERER_IPC_ECHO_H_
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