Add ToString function for media::VideoCaptureFormat

media/video/capture/linux/video_capture_device_factory_linux.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/video/capture/linux/video_capture_device_factory_linux.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #if defined(OS_OPENBSD)
 #include <sys/videoio.h>
@@ skipping 157 matching lines @@
         } else if (frame_interval.type == V4L2_FRMIVAL_TYPE_CONTINUOUS) {
           // TODO(mcasas): see http://crbug.com/249953, support these devices.
           NOTIMPLEMENTED();
           break;
         } else if (frame_interval.type == V4L2_FRMIVAL_TYPE_STEPWISE) {
           // TODO(mcasas): see http://crbug.com/249953, support these devices.
           NOTIMPLEMENTED();
           break;
         }
         supported_formats->push_back(supported_format);
-        DVLOG(1) << device.name()
-                 << " resolution: " << supported_format.frame_size.ToString()
-                 << ", fps: " << supported_format.frame_rate
-                 << ", pixel format: " << supported_format.pixel_format;
+        DVLOG(1) << device.name() << " " << supported_format.ToString();
         ++frame_interval.index;
       }
       ++frame_size.index;
     }
     ++pixel_format.index;
   }
   return;
 }
 
 }  // namespace media