Replace manual conversions with Mojo type mappings

services/video_capture/device_factory_media_to_mojo_adapter.h

Index: services/video_capture/device_factory_media_to_mojo_adapter.h
diff --git a/services/video_capture/device_factory_media_to_mojo_adapter.h b/services/video_capture/device_factory_media_to_mojo_adapter.h
index 2234930c7baeb4070bb366298f2995d58ec39ff1..125a0e2ddae20de6086fc45de06d697eb473cf88 100644
--- a/services/video_capture/device_factory_media_to_mojo_adapter.h
+++ b/services/video_capture/device_factory_media_to_mojo_adapter.h
@@ -33,10 +33,10 @@ class DeviceFactoryMediaToMojoAdapter : public mojom::VideoCaptureDeviceFactory
   void EnumerateDeviceDescriptors(
       const EnumerateDeviceDescriptorsCallback& callback) override;
   void GetSupportedFormats(
-      mojom::VideoCaptureDeviceDescriptorPtr device_descriptor,
+      const media::VideoCaptureDeviceDescriptor& descriptor,
       const GetSupportedFormatsCallback& callback) override;
   void CreateDeviceProxy(
-      mojom::VideoCaptureDeviceDescriptorPtr device_descriptor,
+      const media::VideoCaptureDeviceDescriptor& descriptor,
       mojom::VideoCaptureDeviceProxyRequest proxy_request,
       const CreateDeviceProxyCallback& callback) override;