refactor: convert InMemorySQLiteOpenHelperFactory to Kotlin

com.ichi2.utils.InMemorySQLiteOpenHelperFactory

AnkiDroid/kotlinMigration.gradle

@@ -42,8 +42,8 @@ permission notice:
 
 // Example of class name: "/com/ichi2/anki/UIUtils.kt"
 // Ensure that it starts with '/' (slash)
-def source = Source.TEST
-def className = "/com/ichi2/utils/InMemorySQLiteOpenHelperFactory.kt"
+def source = Source.MAIN
+def className = ""
 
 enum Source {
     MAIN("/src/main/java"),

AnkiDroid/src/test/java/com/ichi2/utils/InMemorySQLiteOpenHelperFactory.kt

@@ -13,25 +13,21 @@
  *  You should have received a copy of the GNU General Public License along with
  *  this program.  If not, see <http://www.gnu.org/licenses/>.
  */
+package com.ichi2.utils
 
-package com.ichi2.utils;
+import androidx.sqlite.db.SupportSQLiteOpenHelper
+import androidx.sqlite.db.framework.FrameworkSQLiteOpenHelperFactory
 
-import androidx.annotation.NonNull;
-import androidx.sqlite.db.SupportSQLiteOpenHelper;
-import androidx.sqlite.db.framework.FrameworkSQLiteOpenHelperFactory;
-
-public class InMemorySQLiteOpenHelperFactory implements SupportSQLiteOpenHelper.Factory {
-    @NonNull
-    @Override
-    public SupportSQLiteOpenHelper create(
-            @NonNull SupportSQLiteOpenHelper.Configuration configuration) {
-        SupportSQLiteOpenHelper.Configuration inMemoryConfig = SupportSQLiteOpenHelper.Configuration
-                .builder(configuration.context)
-                .name(null) // in-memory
-                .callback(configuration.callback)
-                .noBackupDirectory(configuration.useNoBackupDirectory)
-                .build();
-
-        return new FrameworkSQLiteOpenHelperFactory().create(inMemoryConfig);
+class InMemorySQLiteOpenHelperFactory : SupportSQLiteOpenHelper.Factory {
+    override fun create(
+        configuration: SupportSQLiteOpenHelper.Configuration
+    ): SupportSQLiteOpenHelper {
+        val inMemoryConfig = SupportSQLiteOpenHelper.Configuration
+            .builder(configuration.context)
+            .name(null) // in-memory
+            .callback(configuration.callback)
+            .noBackupDirectory(configuration.useNoBackupDirectory)
+            .build()
+        return FrameworkSQLiteOpenHelperFactory().create(inMemoryConfig)
     }
 }