Index: third_party/webrtc/modules/desktop_capture/BUILD.gn
--- third_party/webrtc/modules/desktop_capture/BUILD.gn.orig
+++ third_party/webrtc/modules/desktop_capture/BUILD.gn
@@ -429,6 +429,8 @@ rtc_library("desktop_capture") {
 
       "Xrender",
       "Xtst",
+      "X11-xcb",
+      "xcb-shm"
     ]
   }
 
