Fix usages of ArgType.Choice in benchmarks (#4562)

kotlin-native/samples/videoplayer/src/videoPlayerMain/kotlin/VideoPlayer.kt

@@ -156,11 +156,17 @@ class VideoPlayer(val requestedSize: Dimensions?) : DisposableContainer() {
     }
 }
 
+enum class Mode {
+    VIDEO,
+    AUDIO,
+    BOTH
+}
+
 fun main(args: Array<String>) {
     val argParser = ArgParser("videoplayer")
     val mode by argParser.option(
-            ArgType.Choice(listOf("video", "audio", "both")), shortName = "m", description = "Play mode")
-            .default("both")
+            ArgType.Choice<Mode>(), shortName = "m", description = "Play mode")
+            .default(BOTH)
     val size by argParser.option(ArgType.Int, shortName = "s", description = "Required size of videoplayer window")
             .delimiter(",")
     val fileName by argParser.argument(ArgType.String, description = "File to play")

kotlin-native/tools/benchmarksAnalyzer/src/main/kotlin/main.kt

@@ -150,8 +150,8 @@ fun main(args: Array<String>) {
             "Meaningful performance changes").default(1.0)
     val useShortForm by argParser.option(ArgType.Boolean, "short", "s",
             "Show short version of report").default(false)
-    val renders by argParser.option(ArgType.Choice(listOf("text", "html", "teamcity", "statistics", "metrics")),
-            shortName = "r", description = "Renders for showing information").multiple().default(listOf("text"))
+    val renders by argParser.option(ArgType.Choice<RenderType>(), shortName = "r",
+            description = "Renders for showing information").multiple().default(listOf(RenderType.TEXT))
     val user by argParser.option(ArgType.String, shortName = "u", description = "User access information for authorization")
 
     argParser.parse(args)
@@ -169,7 +169,7 @@ fun main(args: Array<String>) {
 
     var outputFile = output
     renders.forEach {
-        Render.getRenderByName(it).print(summaryReport, useShortForm, outputFile)
+        it.render.print(summaryReport, useShortForm, outputFile)
         outputFile = null
     }
 }

kotlin-native/tools/benchmarksAnalyzer/src/main/kotlin/org/jetbrains/renders/Render.kt

@@ -10,21 +10,16 @@ import org.jetbrains.report.*
 
 import kotlin.math.abs
 
+enum class RenderType(val render: Render) {
+    TEXT(TextRender()),
+    HTML(HTMLRender()),
+    TEAMCITY(TeamCityStatisticsRender()),
+    STATISTICS(StatisticsRender())
+}
+
 // Base class for printing report in different formats.
 abstract class Render {
 
-    companion object {
-        fun getRenderByName(name: String) =
-            when (name) {
-                "text" -> TextRender()
-                "html" -> HTMLRender()
-                "teamcity" -> TeamCityStatisticsRender()
-                "statistics" -> StatisticsRender()
-                "metrics" -> MetricResultsRender()
-                else -> error("Unknown render $name")
-            }
-    }
-
     abstract val name: String
 
     abstract fun render(report: SummaryBenchmarksReport, onlyChanges: Boolean = false): String