1 files changed, 9 insertions, 1 deletions
diff --git a/dom/media/CubebUtils.h b/dom/media/CubebUtils.h
index f434923747..8449462442 100644
--- a/dom/media/CubebUtils.h
+++ b/dom/media/CubebUtils.h
@@ -8,6 +8,7 @@
 #define CubebUtils_h_
 
 #include "cubeb/cubeb.h"
+#include "mozilla/dom/AudioDeviceInfo.h"
 #include "mozilla/dom/AudioChannelBinding.h"
 #include "mozilla/Maybe.h"
 
@@ -30,15 +31,22 @@ uint32_t MaxNumberOfChannels();
 // Get the sample rate the hardware/mixer runs at. Thread safe.
 uint32_t PreferredSampleRate();
 
+enum Side {
+  Input,
+  Output
+};
+
 void PrefChanged(const char* aPref, void* aClosure);
 double GetVolumeScale();
 bool GetFirstStream();
 cubeb* GetCubebContext();
 cubeb* GetCubebContextUnlocked();
 uint32_t GetCubebPlaybackLatencyInMilliseconds();
-Maybe<uint32_t> GetCubebMSGLatencyInFrames();
+uint32_t GetCubebMSGLatencyInFrames(cubeb_stream_params * params);
 bool CubebLatencyPrefSet();
 void GetCurrentBackend(nsAString& aBackend);
+void GetDeviceCollection(nsTArray<RefPtr<AudioDeviceInfo>>& aDeviceInfos,
+		          Side aSide);
 
 } // namespace CubebUtils
 } // namespace mozilla