1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_SHELL_IPC_ECHO_H_ 6 #define CONTENT_SHELL_IPC_ECHO_H_ 7 8 #include <utility> 9 #include <vector> 10 #include "base/compiler_specific.h" 11 #include "base/memory/weak_ptr.h" 12 #include "third_party/WebKit/public/web/WebDocument.h" 13 14 namespace blink { 15 class WebFrame; 16 } 17 18 namespace IPC { 19 class Sender; 20 } 21 22 namespace content { 23 24 // This class is for writing micro benchmarks exercising underlying 25 // IPC::Channel using HTML and JavaScript. 26 // 27 // TODO(morrita): The benchmark effort tries to makesure that 28 // IPC::ChannelMojo is as performant as native IPC::Channel 29 // implementations. Currently IPC::ChannelMojo is hidden behind 30 // "--enable-renderer-mojo-channel". Once it is turned on by default. 31 // we no longer need this class and should remove it. 32 class IPCEcho : public base::SupportsWeakPtr<IPCEcho> { 33 public: 34 IPCEcho(blink::WebDocument document, IPC::Sender* sender, int routing_id); 35 ~IPCEcho(); 36 37 void RequestEcho(int id, int size); 38 void DidRespondEcho(int id, int size); 39 void Install(blink::WebFrame*); 40 41 int last_echo_id() const { return last_echo_id_; } 42 int last_echo_size() const { return last_echo_size_; } 43 44 blink::WebDocument document_; 45 IPC::Sender* sender_; 46 int routing_id_; 47 int last_echo_id_; 48 int last_echo_size_; 49 50 base::WeakPtrFactory<IPCEcho> weak_factory_; 51 52 }; 53 54 } // namespace content 55 56 #endif // CONTENT_SHELL_IPC_ECHO_DISPATCHER_H_ 57
