ImageCapture: replace Mojo String/Array with stl/wtf string/vector

media/capture/video/mac/video_capture_device_mac.mm

Index: media/capture/video/mac/video_capture_device_mac.mm
diff --git a/media/capture/video/mac/video_capture_device_mac.mm b/media/capture/video/mac/video_capture_device_mac.mm
index 6ae6b8c1d8c8ef7a6ed3e71551f2842c00b25af0..67128563d76b40cf578e41539705a537b14b82b6 100644
--- a/media/capture/video/mac/video_capture_device_mac.mm
+++ b/media/capture/video/mac/video_capture_device_mac.mm
@@ -444,9 +444,8 @@ void VideoCaptureDeviceMac::OnPhotoTaken(const uint8_t* image_data,
     return;
   }
 
-  photo_callback_->Run(mojo::String::From(mime_type),
-                       mojo::Array<uint8_t>(std::vector<uint8_t>(
-                           image_data, image_data + image_length)));
+  photo_callback_->Run(
+      mime_type, std::vector<uint8_t>(image_data, image_data + image_length));
   photo_callback_.reset();
 }