Convert some SignalServiceAttachment* classes to kotlin.

app/src/main/java/org/thoughtcrime/securesms/releasechannel/ReleaseChannel.kt

@@ -35,25 +35,25 @@ object ReleaseChannel {
   ): MessageTable.InsertResult? {
     val attachments: Optional<List<SignalServiceAttachment>> = if (media != null) {
       val attachment = SignalServiceAttachmentPointer(
-        Cdn.S3.cdnNumber,
-        SignalServiceAttachmentRemoteId.S3,
-        mediaType,
-        null,
-        Optional.empty(),
-        Optional.empty(),
-        mediaWidth,
-        mediaHeight,
-        Optional.empty(),
-        Optional.empty(),
-        0,
-        Optional.of(media),
-        false,
-        false,
-        MediaUtil.isVideo(mediaType),
-        Optional.empty(),
-        Optional.empty(),
-        System.currentTimeMillis(),
-        mediaAttachmentUuid
+        cdnNumber = Cdn.S3.cdnNumber,
+        remoteId = SignalServiceAttachmentRemoteId.S3,
+        contentType = mediaType,
+        key = null,
+        size = Optional.empty(),
+        preview = Optional.empty(),
+        width = mediaWidth,
+        height = mediaHeight,
+        digest = Optional.empty(),
+        incrementalDigest = Optional.empty(),
+        incrementalMacChunkSize = 0,
+        fileName = Optional.of(media),
+        voiceNote = false,
+        isBorderless = false,
+        isGif = MediaUtil.isVideo(mediaType),
+        caption = Optional.empty(),
+        blurHash = Optional.empty(),
+        uploadTimestamp = System.currentTimeMillis(),
+        uuid = mediaAttachmentUuid
       )
 
       Optional.of(listOf(attachment))