Stop linking in the old Mojo EDK.

ipc/attachment_broker.cc

 // Copyright 2015 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/attachment_broker.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 31 matching lines @@
       *out_attachment = *it;
       attachments_.erase(it);
       return true;
     }
   }
   return false;
 }
 
 void AttachmentBroker::AddObserver(
     AttachmentBroker::Observer* observer,
-    const scoped_refptr<base::SequencedTaskRunner>& runner) {
+    const scoped_refptr<base::TaskRunner>& runner) {
   base::AutoLock auto_lock(*get_lock());
   auto it = std::find_if(observers_.begin(), observers_.end(),
                       [observer](const ObserverInfo& info) {
                         return info.observer == observer;
                       });
   if (it == observers_.end()) {
     ObserverInfo info;
     info.observer = observer;
     info.runner = runner;
     info.unique_id = ++last_unique_id_;
@@ skipping 60 matching lines @@
     observer = it->observer;
   }
 
   observer->ReceivedBrokerableAttachmentWithId(id);
 }
 
 AttachmentBroker::ObserverInfo::ObserverInfo() {}
 AttachmentBroker::ObserverInfo::~ObserverInfo() {}
 
 }  // namespace IPC