coroutines: lifecycleScope is by default on Main.immediate

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

ui/src/main/java/com/wireguard/android/preference/KernelModuleDisablerPreference.kt

@@ -28,7 +28,7 @@ class KernelModuleDisablerPreference(context: Context, attrs: AttributeSet?) : P
     private var state = State.UNKNOWN
     init {
         isVisible = false
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             setState(if (Application.getBackend() is WgQuickBackend) State.ENABLED else State.DISABLED)
         }
     }
@@ -46,7 +46,7 @@ class KernelModuleDisablerPreference(context: Context, attrs: AttributeSet?) : P
             setState(State.DISABLING)
             Application.getSharedPreferences().edit().putBoolean("disable_kernel_module", true).commit()
         }
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             val observableTunnels = Application.getTunnelManager().getTunnels()
                 val downings = observableTunnels.map { async(SupervisorJob()) { it.setStateAsync(Tunnel.State.DOWN) } }
             try {

ui/src/main/java/com/wireguard/android/preference/ModuleDownloaderPreference.kt

@@ -30,7 +30,7 @@ class ModuleDownloaderPreference(context: Context, attrs: AttributeSet?) : Prefe
     @SuppressLint("ApplySharedPref")
     override fun onClick() {
         setState(State.WORKING)
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             try {
                 when (withContext(Dispatchers.IO) { Application.getModuleLoader().download() }) {
                     OsConstants.ENOENT -> setState(State.NOTFOUND)

ui/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.kt

@@ -27,7 +27,7 @@ class ToolsInstallerPreference(context: Context, attrs: AttributeSet?) : Prefere
 
     override fun onAttached() {
         super.onAttached()
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             try {
                 val state = withContext(Dispatchers.IO) { Application.getToolsInstaller().areInstalled() }
                 when {
@@ -45,7 +45,7 @@ class ToolsInstallerPreference(context: Context, attrs: AttributeSet?) : Prefere
 
     override fun onClick() {
         setState(State.WORKING)
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             try {
                 val result = withContext(Dispatchers.IO) { Application.getToolsInstaller().install() }
                 when {

ui/src/main/java/com/wireguard/android/preference/VersionPreference.kt

@@ -47,7 +47,7 @@ class VersionPreference(context: Context, attrs: AttributeSet?) : Preference(con
     }
 
     init {
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             val backend = Application.getBackend()
             versionSummary = getContext().getString(R.string.version_summary_checking, getBackendPrettyName(context, backend).toLowerCase(Locale.ENGLISH))
             notifyChanged()

ui/src/main/java/com/wireguard/android/preference/ZipExporterPreference.kt

@@ -35,7 +35,7 @@ import java.util.zip.ZipOutputStream
 class ZipExporterPreference(context: Context, attrs: AttributeSet?) : Preference(context, attrs) {
     private var exportedFilePath: String? = null
     private fun exportZip() {
-        lifecycleScope.launch(Dispatchers.Main.immediate) {
+        lifecycleScope.launch {
             val tunnels = Application.getTunnelManager().getTunnels()
             try {
                 exportedFilePath = withContext(Dispatchers.IO) {