Add regression tests to ensure that IPC::Listener::OnBadMessageReceived is always called for all ca…

ipc/ipc_channel_proxy_unittest_messages.h

+// 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.
+
+#include "ipc/ipc_message_macros.h"
+
+// Singly-included section for enums and custom IPC traits.
+#ifndef IPC_CHANNEL_PROXY_UNITTEST_MESSAGES_H_
+#define IPC_CHANNEL_PROXY_UNITTEST_MESSAGES_H_
+
+class BadType {
+ public:
+  BadType() {}
+};
+
+namespace IPC {
+
+template <>
+struct ParamTraits<BadType> {
+  static void Write(Message* m, const BadType& p) {}
+  static bool Read(const Message* m, PickleIterator* iter, BadType* r) {
+    return false;
+  }
+  static void Log(const BadType& p, std::string* l) {}
+};
+
+}
+
+#endif  // IPC_CHANNEL_PROXY_UNITTEST_MESSAGES_H_
+
+
+#define IPC_MESSAGE_START TestMsgStart
+IPC_MESSAGE_CONTROL0(TestMsg_Bounce)
+IPC_MESSAGE_CONTROL0(TestMsg_SendBadMessage)
+IPC_MESSAGE_CONTROL1(TestMsg_BadMessage, BadType)
+
+#undef IPC_MESSAGE_START
+#define IPC_MESSAGE_START UtilityMsgStart
+IPC_MESSAGE_CONTROL0(UtilityMsg_Bounce)
+
+#undef IPC_MESSAGE_START
+#define IPC_MESSAGE_START WorkerMsgStart
+IPC_MESSAGE_CONTROL0(WorkerMsg_Bounce)
+IPC_MESSAGE_CONTROL0(WorkerMsg_Quit)