Remove deprecated OS/Arch values (#1165)

skiko/src/commonMain/kotlin/org/jetbrains/skiko/OsArch.kt

@@ -7,9 +7,6 @@ enum class OS(val id: String) {
     MacOS("macos"),
     Ios("ios"),
     Tvos("tvos"),
-
-    @Deprecated("JS is invalid host OS name. Consider using enum KotlinBackend to detect JS.")
-    JS("js"),
     Unknown("unknown")
     ;
 
@@ -26,10 +23,6 @@ enum class OS(val id: String) {
 enum class Arch(val id: String) {
     X64("x64"),
     Arm64("arm64"),
-    @Deprecated("JS is not valid Arch value")
-    JS("js"),
-    @Deprecated("WASM is not valid Arch value")
-    WASM("wasm"),
     Unknown("unknown"),
     ;
 }

skiko/src/jsTest/kotlin/org/jetbrains/skiko/HostOsTest.kt

-package org.jetbrains.skiko.tests.org.jetbrains.skiko
+package org.jetbrains.skiko
 
-import org.jetbrains.skiko.OS
-import org.jetbrains.skiko.detectHostOs
-import org.jetbrains.skiko.hostOs
 import kotlin.test.Test
 import kotlin.test.assertEquals
-import kotlin.test.assertNotEquals
 
 class HostOsTest {
-    @Test
-    fun canGetHostOs() {
-        assertNotEquals(OS.JS, hostOs)
-    }
-
     @Test
     fun canGetLinux() {
         spoofUserAgentData("linux")
@@ -51,6 +42,13 @@ class HostOsTest {
     }
 }
 
-private fun spoofUserAgentData(newValue: String) =
-    js("""navigator.__defineGetter__('userAgentData', function () { return { platform:newValue }; });""")
-
+private fun spoofUserAgentData(newValue: String) {
+    val userAgentData = js("({})")
+    userAgentData.platform = newValue
+    js(
+        """Object.defineProperty(navigator, 'userAgentData', {
+            configurable: true,
+            value: userAgentData
+        });"""
+    )
+}