VPX HW encode using MediaFoundation

media/base/media_switches.cc

Index: media/base/media_switches.cc
diff --git a/media/base/media_switches.cc b/media/base/media_switches.cc
index 936d5c0ec1d8370b15cc6d4007b45a6ec86e8ce7..7a2dc5c4d781d4bfc51b47044d7bda1762fb6bef 100644
--- a/media/base/media_switches.cc
+++ b/media/base/media_switches.cc
@@ -144,6 +144,10 @@ const base::Feature kD3D11VideoDecoding{"D3D11VideoDecoding",
 // Enables H264 HW encode acceleration using Media Foundation for Windows.
 const base::Feature kMediaFoundationH264Encoding{
     "MediaFoundationH264Encoding", base::FEATURE_DISABLED_BY_DEFAULT};
+
+// Enables VPX HW encode acceleration using Media Foundation for Windows.
+const base::Feature kMediaFoundationVPXEncoding{
+    "MediaFoundationVPXEncoding", base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_WIN)
 
 // Use new audio rendering mixer.