IPC: a way for browsertests to simulate the appearance of a malicious IPC.

ipc/ipc_security_test_util.cc

+// 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_security_test_util.h"
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/run_loop.h"
+#include "ipc/ipc_channel_proxy.h"
+
+namespace IPC {
+
+void IpcSecurityTestUtil::PwnMessageReceived(ChannelProxy* channel,
+                                             const IPC::Message& message) {
+  base::RunLoop run_loop;
+  channel->context()->ipc_task_runner()->PostTaskAndReply(
+      FROM_HERE, base::Bind(base::IgnoreResult(
+                                &IPC::ChannelProxy::Context::OnMessageReceived),

[Tom Sepez, 2014/11/08 00:26:31]

nit: indentation style.  I thought the deal was to indent 4 on a new line if the
argument was too long to align with the opening paren.

[ncarter (slow), 2014/11/08 00:43:05]

This was from clang-format. But I agree this was hard to read, so I pulled the
callback into a local for better formatting.

+                            channel->context(), message),
+      run_loop.QuitClosure());
+  run_loop.Run();
+}
+
+}  // namespace IPC