audio: add Bluetooth LE Audio broadcast device

Add audio device type definition for a Bluetooth LE
audio broadcast group.

Bug: 150670922
Test: make.

Change-Id: Ib2b02cd272895c0aebfb9c59fcba66b4b6ff7a1a
diff --git a/media/libaudioclient/AidlConversion.cpp b/media/libaudioclient/AidlConversion.cpp
index 323e002..1d30f11 100644
--- a/media/libaudioclient/AidlConversion.cpp
+++ b/media/libaudioclient/AidlConversion.cpp
@@ -601,6 +601,11 @@
                         AudioDeviceType::OUT_SPEAKER,
                         AudioDeviceDescription::CONNECTION_BT_LE())
             },
+            {
+                AUDIO_DEVICE_OUT_BLE_BROADCAST, make_AudioDeviceDescription(
+                        AudioDeviceType::OUT_BROADCAST,
+                        AudioDeviceDescription::CONNECTION_BT_LE())
+            },
             // AUDIO_DEVICE_IN_AMBIENT and IN_COMMUNICATION are removed since they were deprecated.
             {
                 AUDIO_DEVICE_IN_BUILTIN_MIC, make_AudioDeviceDescription(
diff --git a/services/audiopolicy/common/include/Volume.h b/services/audiopolicy/common/include/Volume.h
index 736f8b2..f0636a0 100644
--- a/services/audiopolicy/common/include/Volume.h
+++ b/services/audiopolicy/common/include/Volume.h
@@ -127,6 +127,7 @@
         case AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES:
         case AUDIO_DEVICE_OUT_USB_HEADSET:
         case AUDIO_DEVICE_OUT_BLE_HEADSET:
+        case AUDIO_DEVICE_OUT_BLE_BROADCAST:
             return DEVICE_CATEGORY_HEADSET;
         case AUDIO_DEVICE_OUT_HEARING_AID:
             return DEVICE_CATEGORY_HEARING_AID;
diff --git a/services/audiopolicy/engine/common/src/LastRemovableMediaDevices.cpp b/services/audiopolicy/engine/common/src/LastRemovableMediaDevices.cpp
index b3f8947..06cc799 100644
--- a/services/audiopolicy/engine/common/src/LastRemovableMediaDevices.cpp
+++ b/services/audiopolicy/engine/common/src/LastRemovableMediaDevices.cpp
@@ -85,6 +85,7 @@
     case AUDIO_DEVICE_OUT_HEARING_AID:
     case AUDIO_DEVICE_OUT_BLE_HEADSET:
     case AUDIO_DEVICE_OUT_BLE_SPEAKER:
+    case AUDIO_DEVICE_OUT_BLE_BROADCAST:
         return GROUP_BT_A2DP;
     default:
         return GROUP_NONE;