Remove use of default request context and fix use of speech censor flag

chrome/browser/speech/chrome_speech_input_preferences.h

+// Copyright (c) 2011 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.
+
+#ifndef CHROME_BROWSER_SPEECH_CHROME_SPEECH_INPUT_PREFERENCES_H_
+#define CHROME_BROWSER_SPEECH_CHROME_SPEECH_INPUT_PREFERENCES_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "content/browser/speech/speech_input_preferences.h"
+
+class PrefService;
+
+class ChromeSpeechInputPreferences : public SpeechInputPreferences {
+ public:
+  explicit ChromeSpeechInputPreferences(PrefService* pref_service);
+
+  // SpeechInputPreferences methods.
+  virtual bool censor_results() const OVERRIDE;
+  virtual void set_censor_results(bool censor_results) OVERRIDE;
+
+ private:
+  virtual ~ChromeSpeechInputPreferences();
+
+  // Only to be accessed and modified on the IO thread.
+  bool censor_results_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChromeSpeechInputPreferences);
+};
+
+#endif  // CHROME_BROWSER_SPEECH_CHROME_SPEECH_INPUT_PREFERENCES_H_