Linux Video Capture: Add V4L2VideoCaptureDelegate{Single,Multi}Plane.

media/video/capture/video_capture_device_unittest.cc

Index: media/video/capture/video_capture_device_unittest.cc
diff --git a/media/video/capture/video_capture_device_unittest.cc b/media/video/capture/video_capture_device_unittest.cc
index 0c66c344fea14cea9b81874692fd079a88356c18..694f0a844e2862492c98602a40bb09ffcd6cd27e 100644
--- a/media/video/capture/video_capture_device_unittest.cc
+++ b/media/video/capture/video_capture_device_unittest.cc
@@ -179,7 +179,8 @@ class VideoCaptureDeviceTest : public testing::Test {
         }
       }
     }
-    DVLOG(1) << "No camera can capture the format: " << pixel_format;
+    DVLOG_IF(1, pixel_format != PIXEL_FORMAT_MAX) << "No camera can capture the"
+        << " format: " << VideoCaptureFormat::PixelFormatToString(pixel_format);
     return scoped_ptr<VideoCaptureDevice::Name>();
   }