Enabling USB Device and Android Device Vol inc/dec functionality for USB Audio Output

Bug: 13747844
Change-Id: Ied5bb44f63a4e7183c52f8111e9a389b60ffe75f
diff --git a/services/audiopolicy/AudioPolicyManager.cpp b/services/audiopolicy/AudioPolicyManager.cpp
index ee02516..4fcf43b 100644
--- a/services/audiopolicy/AudioPolicyManager.cpp
+++ b/services/audiopolicy/AudioPolicyManager.cpp
@@ -4218,9 +4218,7 @@
     if (stream == AUDIO_STREAM_MUSIC &&
         index != mStreams[stream].mIndexMin &&
         (device == AUDIO_DEVICE_OUT_AUX_DIGITAL ||
-         device == AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET ||
-         device == AUDIO_DEVICE_OUT_USB_ACCESSORY ||
-         device == AUDIO_DEVICE_OUT_USB_DEVICE)) {
+         device == AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET)) {
         return 1.0;
     }