android: Convert FileBrowserHelper to Kotlin

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileBrowserHelper.java

@@ -1,25 +0,0 @@
-package org.yuzu.yuzu_emu.utils;
-
-import android.content.Intent;
-import androidx.fragment.app.FragmentActivity;
-
-public final class FileBrowserHelper {
-    public static void openDirectoryPicker(FragmentActivity activity, int requestCode, int title) {
-        Intent i = new Intent(Intent.ACTION_OPEN_DOCUMENT_TREE);
-        i.putExtra(Intent.EXTRA_TITLE, title);
-        activity.startActivityForResult(i, requestCode);
-    }
-
-    public static void openFilePicker(FragmentActivity activity, int requestCode, int title) {
-        Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
-        intent.addCategory(Intent.CATEGORY_OPENABLE);
-        intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION);
-        intent.putExtra(Intent.EXTRA_TITLE, title);
-        intent.setType("*/*");
-        activity.startActivityForResult(intent, requestCode);
-    }
-
-    public static String getSelectedDirectory(Intent result) {
-        return result.getDataString();
-    }
-}

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileBrowserHelper.kt

@@ -0,0 +1,26 @@
+package org.yuzu.yuzu_emu.utils
+
+import android.content.Intent
+import androidx.fragment.app.FragmentActivity
+
+object FileBrowserHelper {
+    fun openDirectoryPicker(activity: FragmentActivity, requestCode: Int, title: Int) {
+        val i = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
+        i.putExtra(Intent.EXTRA_TITLE, title)
+        activity.startActivityForResult(i, requestCode)
+    }
+
+    fun openFilePicker(activity: FragmentActivity, requestCode: Int, title: Int) {
+        val intent = Intent(Intent.ACTION_OPEN_DOCUMENT)
+        intent.addCategory(Intent.CATEGORY_OPENABLE)
+        intent.flags =
+            Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION
+        intent.putExtra(Intent.EXTRA_TITLE, title)
+        intent.type = "*/*"
+        activity.startActivityForResult(intent, requestCode)
+    }
+
+    fun getSelectedDirectory(result: Intent): String? {
+        return result.dataString
+    }
+}