Remove SpeechRecognitionSessionConfig::is_legacy_api

chrome/browser/ui/app_list/speech_recognizer.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 "chrome/browser/ui/app_list/speech_recognizer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 110 matching lines @@
 void SpeechRecognizer::EventListener::StartOnIOThread(
     const std::string& auth_scope,
     const std::string& auth_token,
     const scoped_refptr<content::SpeechRecognitionSessionPreamble>& preamble) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
   if (session_ != kInvalidSessionId)
     StopOnIOThread();
 
   content::SpeechRecognitionSessionConfig config;
   config.language = locale_;
-  config.is_legacy_api = false;
   config.continuous = true;
   config.interim_results = true;
   config.max_hypotheses = 1;
   config.filter_profanities = true;
   config.url_request_context_getter = url_request_context_getter_;
   config.event_listener = weak_factory_.GetWeakPtr();
   // kInvalidUniqueID is not a valid render process, so the speech permission
   // check allows the request through.
   config.initial_context.render_process_id =
       content::ChildProcessHost::kInvalidUniqueID;
@@ skipping 170 matching lines @@
 void SpeechRecognizer::Stop() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   content::BrowserThread::PostTask(
       content::BrowserThread::IO,
       FROM_HERE,
       base::Bind(&SpeechRecognizer::EventListener::StopOnIOThread,
                  speech_event_listener_));
 }
 
 }  // namespace app_list