isMicrophoneMute  303 media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java             mSavedIsMicrophoneMute = mAudioManager.isMicrophoneMute();
isMicrophoneMute  553 media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java         boolean wasMuted = mAudioManager.isMicrophoneMute();
isMicrophoneMute  562 media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java         return mAudioManager.isMicrophoneMute();