Migrate JSRuntimeFactory to Kotlin (facebook#43748)

Summary:
Pull Request resolved: facebook#43748

Changelog: [Internal]

Differential Revision: D55605824

packages/react-native/ReactAndroid/api/ReactAndroid.api

@@ -3654,9 +3654,13 @@ public final class com/facebook/react/runtime/JSCInstance$Companion {
 }
 
 public abstract class com/facebook/react/runtime/JSRuntimeFactory {
+	public static final field Companion Lcom/facebook/react/runtime/JSRuntimeFactory$Companion;
 	protected fun <init> (Lcom/facebook/jni/HybridData;)V
 }
 
+public final class com/facebook/react/runtime/JSRuntimeFactory$Companion {
+}
+
 public class com/facebook/react/runtime/ReactHostImpl : com/facebook/react/ReactHost {
 	public fun <init> (Landroid/content/Context;Lcom/facebook/react/runtime/ReactHostDelegate;Lcom/facebook/react/fabric/ComponentFactory;Ljava/util/concurrent/Executor;Ljava/util/concurrent/Executor;Lcom/facebook/react/interfaces/exceptionmanager/ReactJsExceptionHandler;ZZ)V
 	public fun <init> (Landroid/content/Context;Lcom/facebook/react/runtime/ReactHostDelegate;Lcom/facebook/react/fabric/ComponentFactory;ZLcom/facebook/react/interfaces/exceptionmanager/ReactJsExceptionHandler;Z)V

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/runtime/JSRuntimeFactory.kt

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.runtime
+
+import com.facebook.jni.HybridData
+import com.facebook.proguard.annotations.DoNotStrip
+import com.facebook.soloader.SoLoader
+import com.facebook.soloader.annotation.SoLoaderLibrary
+
+@SoLoaderLibrary("rninstance")
+public abstract class JSRuntimeFactory {
+  public companion object {
+    init {
+      SoLoader.loadLibrary("rninstance")
+    }
+  }
+
+  @DoNotStrip private val mHybridData: HybridData
+
+  protected constructor(hybridData: HybridData) {
+    mHybridData = hybridData
+  }
+}