Remove commented out code

vector/src/main/java/im/vector/app/core/utils/Emoji.kt

@@ -17,64 +17,6 @@
 package im.vector.app.core.utils
 
 import com.vanniktech.emoji.EmojiUtils
-import java.util.regex.Pattern
-
-/*
-private val emojisPattern = Pattern.compile("((?:[\uD83C\uDF00-\uD83D\uDDFF]" +
-        "|[\uD83E\uDD00-\uD83E\uDDFF]" +
-        "|[\uD83D\uDE00-\uD83D\uDE4F]" +
-        "|[\uD83D\uDE80-\uD83D\uDEFF]" +
-        "|[\u2600-\u26FF]\uFE0F?" +
-        "|[\u2700-\u27BF]\uFE0F?" +
-        "|\u24C2\uFE0F?" +
-        "|[\uD83C\uDDE6-\uD83C\uDDFF]{1,2}" +
-        "|[\uD83C\uDD70\uD83C\uDD71\uD83C\uDD7E\uD83C\uDD7F\uD83C\uDD8E\uD83C\uDD91-\uD83C\uDD9A]\uFE0F?" +
-        "|[\u0023\u002A\u0030-\u0039]\uFE0F?\u20E3" +
-        "|[\u2194-\u2199\u21A9-\u21AA]\uFE0F?" +
-        "|[\u2B05-\u2B07\u2B1B\u2B1C\u2B50\u2B55]\uFE0F?" +
-        "|[\u2934\u2935]\uFE0F?" +
-        "|[\u3030\u303D]\uFE0F?" +
-        "|[\u3297\u3299]\uFE0F?" +
-        "|[\uD83C\uDE01\uD83C\uDE02\uD83C\uDE1A\uD83C\uDE2F\uD83C\uDE32-\uD83C\uDE3A\uD83C\uDE50\uD83C\uDE51]\uFE0F?" +
-        "|[\u203C\u2049]\uFE0F?" +
-        "|[\u25AA\u25AB\u25B6\u25C0\u25FB-\u25FE]\uFE0F?" +
-        "|[\u00A9\u00AE]\uFE0F?" +
-        "|[\u2122\u2139]\uFE0F?" +
-        "|\uD83C\uDC04\uFE0F?" +
-        "|\uD83C\uDCCF\uFE0F?" +
-        "|[\u231A\u231B\u2328\u23CF\u23E9-\u23F3\u23F8-\u23FA]\uFE0F?))")
- */
-
-/*
-// A hashset from all supported emoji
-private var knownEmojiSet: HashSet<String>? = null
-
-fun initKnownEmojiHashSet(context: Context, done: (() -> Unit)? = null) {
-    GlobalScope.launch {
-        context.resources.openRawResource(R.raw.emoji_picker_datasource).use { input ->
-            val moshi = Moshi.Builder().build()
-            val jsonAdapter = moshi.adapter(EmojiData::class.java)
-            val inputAsString = input.bufferedReader().use { it.readText() }
-            val source = jsonAdapter.fromJson(inputAsString)
-            knownEmojiSet = HashSet<String>().also {
-                source?.emojis?.mapTo(it) { (_, value) ->
-                    value.emojiString()
-                }
-            }
-            done?.invoke()
-        }
-    }
-}
-
-fun isSingleEmoji(string: String): Boolean {
-    if (knownEmojiSet == null) {
-        Timber.e("Known Emoji Hashset not initialized")
-        // use fallback regexp
-        return containsOnlyEmojis(string)
-    }
-    return knownEmojiSet?.contains(string) ?: false
-}
- */
 
 /**
  * Test if a string contains emojis.
@@ -87,38 +29,6 @@ fun isSingleEmoji(string: String): Boolean {
 fun containsOnlyEmojis(str: String?): Boolean {
     // Now rely on vanniktech library
     return EmojiUtils.isOnlyEmojis(str)
-    /*
-    var res = false
-
-    if (str != null && str.isNotEmpty()) {
-        val matcher = emojisPattern.matcher(str)
-
-        var start = -1
-        var end = -1
-
-        while (matcher.find()) {
-            val nextStart = matcher.start()
-
-            // first emoji position
-            if (start < 0) {
-                if (nextStart > 0) {
-                    return false
-                }
-            } else {
-                // must not have a character between
-                if (nextStart != end) {
-                    return false
-                }
-            }
-            start = nextStart
-            end = matcher.end()
-        }
-
-        res = -1 != start && end == str.length
-    }
-
-    return res
-     */
 }
 
 /**