Kotlinify DispatchStringCommandMountItem (#43870)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/43870

Changelog: [Internal]

As part of the Sustainability Week (see [post](https://fb.workplace.com/groups/251759413609061/permalink/742797531171911/)).

Reviewed By: alanleedev

Differential Revision: D55752447

fbshipit-source-id: 1965cc39601f514d0664d4d73bff4546f7c0f170

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/mountitems/DispatchStringCommandMountItem.java

@@ -1,47 +0,0 @@
-/*
- * 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.fabric.mounting.mountitems;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import com.facebook.infer.annotation.Nullsafe;
-import com.facebook.react.bridge.ReadableArray;
-import com.facebook.react.fabric.mounting.MountingManager;
-
-@Nullsafe(Nullsafe.Mode.LOCAL)
-final class DispatchStringCommandMountItem extends DispatchCommandMountItem {
-
-  private final int mSurfaceId;
-  private final int mReactTag;
-  private final @NonNull String mCommandId;
-  private final @Nullable ReadableArray mCommandArgs;
-
-  DispatchStringCommandMountItem(
-      int surfaceId, int reactTag, @NonNull String commandId, @Nullable ReadableArray commandArgs) {
-    mSurfaceId = surfaceId;
-    mReactTag = reactTag;
-    mCommandId = commandId;
-    mCommandArgs = commandArgs;
-  }
-
-  @Override
-  public int getSurfaceId() {
-    return mSurfaceId;
-  }
-
-  @Override
-  public void execute(@NonNull MountingManager mountingManager) {
-    mountingManager.receiveCommand(mSurfaceId, mReactTag, mCommandId, mCommandArgs);
-  }
-
-  @Override
-  @NonNull
-  public String toString() {
-    return "DispatchStringCommandMountItem [" + mReactTag + "] " + mCommandId;
-  }
-}

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/mountitems/DispatchStringCommandMountItem.kt

@@ -0,0 +1,27 @@
+/*
+ * 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.fabric.mounting.mountitems
+
+import com.facebook.react.bridge.ReadableArray
+import com.facebook.react.fabric.mounting.MountingManager
+
+internal class DispatchStringCommandMountItem(
+    private val surfaceId: Int,
+    private val reactTag: Int,
+    private val commandId: String,
+    private val commandArgs: ReadableArray?
+) : DispatchCommandMountItem() {
+
+  override public fun getSurfaceId(): Int = surfaceId
+
+  override public fun execute(mountingManager: MountingManager) {
+    mountingManager.receiveCommand(surfaceId, reactTag, commandId, commandArgs)
+  }
+
+  override public fun toString(): String = "DispatchStringCommandMountItem [$reactTag] $commandId"
+}