Remove VideoCaptureDeviceFactory::EnumerateDeviceDescriptors()

media/capture/video/video_capture_system_impl.h

Index: media/capture/video/video_capture_system_impl.h
diff --git a/media/capture/video/video_capture_system_impl.h b/media/capture/video/video_capture_system_impl.h
index 97cfc697f46451200d927c3f959d211db5461173..c949af67b959f467b59f9ecec4bb42dbd20184f7 100644
--- a/media/capture/video/video_capture_system_impl.h
+++ b/media/capture/video/video_capture_system_impl.h
@@ -23,10 +23,6 @@ class CAPTURE_EXPORT VideoCaptureSystemImpl : public VideoCaptureSystem {
       const std::string& device_id) override;
 
  private:
-  void OnDescriptorsReceived(
-      const DeviceInfoCallback& result_callback,
-      std::unique_ptr<VideoCaptureDeviceDescriptors> descriptors);
-
   // Returns nullptr if no descriptor found.
   const VideoCaptureDeviceInfo* LookupDeviceInfoFromId(
       const std::string& device_id);