Introduce ChannelMojo

ipc/ipc_test_base.cc

Index: ipc/ipc_test_base.cc
diff --git a/ipc/ipc_test_base.cc b/ipc/ipc_test_base.cc
index 589ee98ca090bf18d6830bd5e15a4b297a37c60d..f893c28acab1ed14d2d1bbf94b0e2489f8c8318d 100644
--- a/ipc/ipc_test_base.cc
+++ b/ipc/ipc_test_base.cc
@@ -59,6 +59,15 @@ bool IPCTestBase::ConnectChannel() {
   return channel_->Connect();
 }
 
+scoped_ptr<IPC::Channel> IPCTestBase::ReleaseChannel() {

[darin (slow to review), 2014/07/23 23:03:33]

elsewhere you use "Take" (TakePipeHandle) rather than "Release" for a very
similar concept. "Release" seems a bit more canonical, so maybe you should use
that in both places.

[Hajime Morrita, 2014/07/24 00:38:44]

IPC::Channel has had another Take method. I'll rename it as a followup change.

+  return channel_.Pass();
+}
+
+void IPCTestBase::SetChannel(scoped_ptr<IPC::Channel> channel) {
+  channel_ = channel.Pass();
+}
+
+
 void IPCTestBase::DestroyChannel() {
   DCHECK(channel_.get());
   channel_.reset();
@@ -120,3 +129,7 @@ bool IPCTestBase::WaitForClientShutdown() {
   client_process_ = base::kNullProcessHandle;
   return rv;
 }
+
+scoped_refptr<base::TaskRunner> IPCTestBase::io_thread_task_runner() {
+  return message_loop_->message_loop_proxy();
+}