revert 335debfa for the PA backend

The same device may have different names for input + output

diff --git a/libs/backends/portaudio/portaudio_backend.h b/libs/backends/portaudio/portaudio_backend.h
index 692e4c0e6131a4e53b9b30d79cbe09c8f4ec246e..601c3433cb1a24a153229bc76f2ad3c5e9e1f7cb 100644 (file)
--- a/libs/backends/portaudio/portaudio_backend.h
+++ b/libs/backends/portaudio/portaudio_backend.h
@@ -179,7 +179,6 @@ class PortAudioBackend : public AudioBackend {
                bool get_use_buffered_io () { return _use_blocking_api; }
 
                bool use_separate_input_and_output_devices () const;
-               bool match_input_output_devices_or_none () const { return true; }
                std::vector<DeviceStatus> enumerate_devices () const;
                std::vector<DeviceStatus> enumerate_input_devices () const;
                std::vector<DeviceStatus> enumerate_output_devices () const;