Remove implicit conversions from scoped_refptr to T* in components/invalidation/

components/invalidation/invalidation.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 "components/invalidation/invalidation.h"
 
 #include <cstddef>
 
 #include "base/bind.h"
 #include "base/json/json_string_value_serializer.h"
@@ skipping 101 matching lines @@
 }
 
 void Invalidation::SetAckHandler(
     base::WeakPtr<AckHandler> handler,
     scoped_refptr<base::SequencedTaskRunner> handler_task_runner) {
   ack_handler_ = handler;
   ack_handler_task_runner_ = handler_task_runner;
 }
 
 bool Invalidation::SupportsAcknowledgement() const {
-  return !!ack_handler_task_runner_;
+  return !!ack_handler_task_runner_.get();
 }
 
 void Invalidation::Acknowledge() const {
   if (SupportsAcknowledgement()) {
     ack_handler_task_runner_->PostTask(
         FROM_HERE,
         base::Bind(&AckHandler::Acknowledge, ack_handler_, id_, ack_handle_));
   }
 }
 
@@ skipping 37 matching lines @@
                            const std::string& payload,
                            AckHandle ack_handle)
     : id_(id),
       is_unknown_version_(is_unknown_version),
       version_(version),
       payload_(payload),
       ack_handle_(ack_handle) {
 }
 
 }  // namespace syncer