Rewrite most of the scopers in //base/mac to use ScopedTypeRef or ScopedGeneric.

base/message_loop/message_pump_io_ios_unittest.cc

 // Copyright 2012 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 "base/message_loop/message_pump_io_ios.h"
 
 #include <unistd.h>
 
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 26 matching lines @@
     if (IGNORE_EINTR(close(pipefds_[1])) < 0)
       PLOG(ERROR) << "close";
   }
 
   MessageLoop* ui_loop() { return &ui_loop_; }
   MessageLoopForIO* io_loop() const {
     return static_cast<MessageLoopForIO*>(io_thread_.message_loop());
   }
 
   void HandleFdIOEvent(MessageLoopForIO::FileDescriptorWatcher* watcher) {
-    MessagePumpIOSForIO::HandleFdIOEvent(watcher->fdref_,
+    MessagePumpIOSForIO::HandleFdIOEvent(watcher->fdref_.get(),
         kCFFileDescriptorReadCallBack | kCFFileDescriptorWriteCallBack,
         watcher);
   }
 
   int pipefds_[2];
   int alternate_pipefds_[2];
 
  private:
   MessageLoop ui_loop_;
   Thread io_thread_;
@@ skipping 116 matching lines @@
   pump->WatchFileDescriptor(pipefds_[1],
       false, MessagePumpIOSForIO::WATCH_READ_WRITE, &watcher, &delegate);
 
   // Spoof a callback.
   HandleFdIOEvent(&watcher);
 }
 
 }  // namespace
 
 }  // namespace base