Convert Pass()→std::move() in //chrome

chrome/browser/media/webrtc_logging_handler_host.cc

 // Copyright 2013 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 "chrome/browser/media/webrtc_logging_handler_host.h"
 
 #include <string>
+#include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/cpu.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/sys_info.h"
 #include "base/time/time.h"
@@ skipping 154 matching lines @@
 
 void WebRtcLoggingHandlerHost::SetMetaData(
     scoped_ptr<MetaDataMap> meta_data,
     const GenericDoneCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DCHECK(!callback.is_null());
 
   std::string error_message;
   if (logging_state_ == CLOSED) {
     if (!meta_data_.get())
-      meta_data_ = meta_data.Pass();
+      meta_data_ = std::move(meta_data);
   } else if (logging_state_ == STARTED) {
     std::string meta_data_message;
     FormatMetaDataAsLogMessage(*meta_data.get(), &meta_data_message);
     LogToCircularBuffer(meta_data_message);
   } else {
     error_message = "Meta data must be set before stop or upload.";
   }
 
   if (error_message.empty() && meta_data.get()) {
     // Keep the meta data around for uploading separately from the log.
@@ skipping 672 matching lines @@
 
   if (!is_audio_debug_recordings_in_progress_) {
     error_callback.Run("No audio debug recording in progress");
     return;
   }
 
   host->DisableAudioDebugRecordings();
   is_audio_debug_recordings_in_progress_ = false;
   callback.Run(prefix_path.AsUTF8Unsafe(), true /* stopped */, is_manual_stop);
 }