UsbMidiDeviceFactoryAndroid 31 media/base/android/java/src/org/chromium/media/UsbMidiDeviceFactoryAndroid.java class UsbMidiDeviceFactoryAndroid { UsbMidiDeviceFactoryAndroid 28 media/midi/usb_midi_device_factory_android.cc UsbMidiDeviceFactoryAndroid::UsbMidiDeviceFactoryAndroid() : delegate_(NULL) {} UsbMidiDeviceFactoryAndroid 30 media/midi/usb_midi_device_factory_android.cc UsbMidiDeviceFactoryAndroid::~UsbMidiDeviceFactoryAndroid() {