Use ChannelMojo for NaCl PPAPI channels.

components/nacl/loader/nacl_ipc_adapter.cc

Index: components/nacl/loader/nacl_ipc_adapter.cc
diff --git a/components/nacl/loader/nacl_ipc_adapter.cc b/components/nacl/loader/nacl_ipc_adapter.cc
index 86d92c260785093702f908167b3a6179c6f825d9..2d01c063443d9f36e2238b85dcb4098e00b692e7 100644
--- a/components/nacl/loader/nacl_ipc_adapter.cc
+++ b/components/nacl/loader/nacl_ipc_adapter.cc
@@ -342,17 +342,18 @@ NaClIPCAdapter::IOThreadData::IOThreadData() {
 NaClIPCAdapter::IOThreadData::~IOThreadData() {
 }
 
-NaClIPCAdapter::NaClIPCAdapter(const IPC::ChannelHandle& handle,
-                               base::TaskRunner* runner,
-                               ResolveFileTokenCallback resolve_file_token_cb,
-                               OpenResourceCallback open_resource_cb)
+NaClIPCAdapter::NaClIPCAdapter(
+    const IPC::ChannelHandle& handle,
+    const scoped_refptr<base::SingleThreadTaskRunner>& runner,
+    ResolveFileTokenCallback resolve_file_token_cb,
+    OpenResourceCallback open_resource_cb)
     : lock_(),
       cond_var_(&lock_),
       task_runner_(runner),
       resolve_file_token_cb_(resolve_file_token_cb),
       open_resource_cb_(open_resource_cb),
       locked_data_() {
-  io_thread_data_.channel_ = IPC::Channel::CreateServer(handle, this);
+  io_thread_data_.channel_ = IPC::Channel::CreateServer(handle, this, runner);
   // Note, we can not PostTask for ConnectChannelOnIOThread here. If we did,
   // and that task ran before this constructor completes, the reference count
   // would go to 1 and then to 0 because of the Task, before we've been returned