Language tag for speech.

chrome/browser/speech/speech_recognition_request.cc

 // Copyright (c) 2010 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/speech/speech_recognition_request.h"
 
+#include "app/l10n_util.h"
 #include "base/json/json_reader.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/net/url_request_context_getter.h"
 #include "net/base/escape.h"
 #include "net/base/load_flags.h"
 #include "net/url_request/url_request_status.h"
 
 namespace {
@@ skipping 93 matching lines @@
 
 SpeechRecognitionRequest::SpeechRecognitionRequest(
     URLRequestContextGetter* context, Delegate* delegate)
     : url_context_(context),
       delegate_(delegate) {
   DCHECK(delegate);
 }
 
 SpeechRecognitionRequest::~SpeechRecognitionRequest() {}
 
-bool SpeechRecognitionRequest::Send(const std::string& grammar,
+bool SpeechRecognitionRequest::Send(const std::string& language,
+                                    const std::string& grammar,
                                     const std::string& content_type,
                                     const std::string& audio_data) {
   DCHECK(!url_fetcher_.get());
 
   std::vector<std::string> parts;
-  // TODO(leandro): Replace with the language tag given by WebKit.
-  parts.push_back("lang=en-us");
+  if (!language.empty()) {
+    parts.push_back("lang=" + EscapeQueryParamValue(language, true));
+  } else {
+    std::string app_locale = l10n_util::GetApplicationLocale("");
+    parts.push_back("lang=" + EscapeQueryParamValue(app_locale, true));
+  }
+
   if (!grammar.empty())
     parts.push_back("grammar=" + EscapeQueryParamValue(grammar, true));
   GURL url(std::string(kDefaultSpeechRecognitionUrl) + JoinString(parts, '&'));
 
   url_fetcher_.reset(URLFetcher::Create(url_fetcher_id_for_tests,
                                         url,
                                         URLFetcher::POST,
                                         this));
   url_fetcher_->set_upload_data(content_type, audio_data);
   url_fetcher_->set_request_context(url_context_);
@@ skipping 22 matching lines @@
   SpeechInputResultArray result;
   if (!error)
     error = !ParseServerResponse(data, &result);
   url_fetcher_.reset();
 
   DVLOG(1) << "SpeechRecognitionRequest: Invoking delegate with result.";
   delegate_->SetRecognitionResult(error, result);
 }
 
 }  // namespace speech_input