[WPE] Errors building with libwebrtc enabled

https://bugs.webkit.org/show_bug.cgi?id=294668

Reviewed by Michael Catanzaro.

* Source/WebCore/platform/mediastream/libwebrtc/gstreamer/RealtimeOutgoingAudioSourceLibWebRTC.cpp:
(WebCore::RealtimeOutgoingAudioSourceLibWebRTC::pullAudioData): Fix build after 296071@main.
* Source/WebKit/WebProcess/Network/webrtc/LibWebRTCNetworkManager.h: Fix unused-private-field warning.
* Source/WebCore/platform/mediastream/libwebrtc/LibWebRTCProvider.cpp:
(WebCore::LibWebRTCProvider::videoEncodingCapabilitiesOverride): Fix uninitialized field error.

Canonical link: https://commits.webkit.org/296383@main

Author: philn

Source/WebCore/platform/mediastream/libwebrtc/LibWebRTCProvider.cpp

@@ -556,6 +556,7 @@ std::optional<MediaCapabilitiesEncodingInfo> LibWebRTCProvider::videoEncodingCap
         info.powerEfficient = info.smooth = false;
 
     info.supported = true;
+    info.configuration.type = MediaEncodingType::WebRTC;
     return { info };
 }
 

Source/WebCore/platform/mediastream/libwebrtc/gstreamer/RealtimeOutgoingAudioSourceLibWebRTC.cpp

@@ -112,12 +112,12 @@ void RealtimeOutgoingAudioSourceLibWebRTC::pullAudioData()
         auto inBuffer = adoptGRef(gst_adapter_take_buffer(m_adapter.get(), inBufferSize));
         m_audioBuffer.grow(outBufferSize);
         if (isSilenced())
-            webkitGstAudioFormatFillSilence(m_outputStreamDescription.finfo, m_audioBuffer.data(), outBufferSize);
+            webkitGstAudioFormatFillSilence(m_outputStreamDescription.finfo, m_audioBuffer.mutableSpan().data(), outBufferSize);
         else {
             GstMappedBuffer inMap(inBuffer.get(), GST_MAP_READ);
 
             gpointer in[1] = { inMap.data() };
-            gpointer out[1] = { m_audioBuffer.data() };
+            gpointer out[1] = { m_audioBuffer.mutableSpan().data() };
             if (!gst_audio_converter_samples(m_sampleConverter.get(), static_cast<GstAudioConverterFlags>(0), in, inChunkSampleCount, out, outChunkSampleCount)) {
                 GST_ERROR("Could not convert samples.");
 

Source/WebKit/WebProcess/Network/webrtc/LibWebRTCNetworkManager.h

@@ -85,7 +85,9 @@ class LibWebRTCNetworkManager final : public WebCore::RTCNetworkManager, public
 #endif
     bool m_enableEnumeratingAllNetworkInterfaces { false };
     bool m_enableEnumeratingVisibleNetworkInterfaces { false };
+#if PLATFORM(COCOA)
     bool m_hasQueriedInterface { false };
+#endif
     HashSet<String> m_allowedInterfaces;
 };