Android 版本调用默认UI进行语音识别，存在AndroidHttpClient Leak：

07-02 12:24:55.326  E/AndroidHttpClient﹕ Leak found

    java.lang.IllegalStateException: AndroidHttpClient created and never closed

        at android.net.http.AndroidHttpClient.(AndroidHttpClient.java:162)

        at android.net.http.AndroidHttpClient.newInstance(AndroidHttpClient.java:148)

        at android.net.http.AndroidHttpClient.newInstance(AndroidHttpClient.java:157)

        at com.baidu.speech.MulThreadDecoder.onCreate(MulThreadDecoder.java:38)

        at com.baidu.speech.MergedDecoder.createOnlineDecoderIfNeeded(MergedDecoder.java:101)

        at com.baidu.speech.MergedDecoder.onCreate(MergedDecoder.java:61)

        at com.baidu.speech.AbsStreamDecoder$StepOnCreate.call(AbsStreamDecoder.java:95)

        at com.baidu.speech.AbsStreamDecoder$StepOnCreate.call(AbsStreamDecoder.java:91)

        at java.util.concurrent.FutureTask.run(FutureTask.java:237)

        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:152)

        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:265)

        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)

        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)

        at java.lang.Thread.run(Thread.java:841)