VideoCaptureDeviceLinux: Add support for SPLANE+DMABUF V4L2 type capture

media/video/capture/video_capture_device.h

Index: media/video/capture/video_capture_device.h
diff --git a/media/video/capture/video_capture_device.h b/media/video/capture/video_capture_device.h
index 41a1d771d11602ccf74841d46b3cbb020390798e..edaf0e91012d1c79a392bb2d26f0fad01374dea0 100644
--- a/media/video/capture/video_capture_device.h
+++ b/media/video/capture/video_capture_device.h
@@ -46,6 +46,7 @@ class MEDIA_EXPORT VideoCaptureDevice {
     // Linux/CrOS targets Capture Api type: it can only be set on construction.
     enum CaptureApiType {
       V4L2_SINGLE_PLANE,
+      V4L2_SINGLE_PLANE_DMABUF,
       V4L2_MULTI_PLANE,
       API_TYPE_UNKNOWN
     };