feat: remove references to deprecated v1 Android embedding #545

speech_to_text/android/src/main/kotlin/com/csdcorp/speech_to_text/SpeechToTextPlugin.kt

@@ -34,7 +34,6 @@ import io.flutter.plugin.common.MethodChannel
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler
 import io.flutter.plugin.common.MethodChannel.Result
 import io.flutter.plugin.common.PluginRegistry
-import io.flutter.plugin.common.PluginRegistry.Registrar
 import org.json.JSONArray
 import org.json.JSONObject
 import java.util.*
@@ -125,25 +124,6 @@ public class SpeechToTextPlugin :
         onAttachedToEngine(flutterPluginBinding.getApplicationContext(), flutterPluginBinding.getBinaryMessenger());
     }
 
-    // This static function is optional and equivalent to onAttachedToEngine. It supports the old
-    // pre-Flutter-1.12 Android projects. You are encouraged to continue supporting
-    // plugin registration via this function while apps migrate to use the new Android APIs
-    // post-flutter-1.12 via https://flutter.dev/go/android-project-migration.
-    //
-    // It is encouraged to share logic between onAttachedToEngine and registerWith to keep
-    // them functionally equivalent. Only one of onAttachedToEngine or registerWith will be called
-    // depending on the user's project. onAttachedToEngine or registerWith must both be defined
-    // in the same class.
-    companion object {
-        @JvmStatic
-        fun registerWith(registrar: Registrar) {
-            val speechPlugin = SpeechToTextPlugin()
-            speechPlugin.currentActivity = registrar.activity()
-            registrar.addRequestPermissionsResultListener(speechPlugin)
-            speechPlugin.onAttachedToEngine(registrar.context(), registrar.messenger())
-        }
-    }
-
     private fun onAttachedToEngine(applicationContext: Context, messenger: BinaryMessenger) {
         this.pluginContext = applicationContext;
         channel = MethodChannel(messenger, pluginChannelName)