Avoid unnecessary HW video encoder reconfiguration

webrtc/config.h

Index: webrtc/config.h
diff --git a/webrtc/config.h b/webrtc/config.h
index 083e778a4153b38371edc5f02c778bc16a6c158c..931c12e5eaac7c9f01f63ccb3fd6ff5d46cd0bf1 100644
--- a/webrtc/config.h
+++ b/webrtc/config.h
@@ -142,6 +142,7 @@ struct VideoEncoderConfig {
   // maintaining a higher bitrate estimate. Padding will however not be sent
   // unless the estimated bandwidth indicates that the link can handle it.
   int min_transmit_bitrate_bps;
+  bool encode_from_texture;
 };
 
 // Controls the capacity of the packet buffer in NetEq. The capacity is the