Fix code style issues

plugin/src/main/java/com/github/shadowsocks/plugin/NativePluginProvider.kt

@@ -70,8 +70,8 @@ abstract class NativePluginProvider : ContentProvider() {
     /**
      * Returns executable entry absolute path. This is used if plugin is sharing UID with the host.
      *
-     * Default behavior is throwing UnsupportedOperationException. If you don't wish to use this feature, use the default
-     * behavior.
+     * Default behavior is throwing UnsupportedOperationException. If you don't wish to use this feature, use the
+     * default behavior.
      *
      * @return Absolute path for executable entry.
      */

plugin/src/main/java/com/github/shadowsocks/plugin/OptionsCapableActivity.kt

@@ -29,13 +29,11 @@ import android.widget.Toast
  * Activity that's capable of getting EXTRA_OPTIONS input.
  */
 abstract class OptionsCapableActivity : AppCompatActivity() {
-    protected fun pluginOptions(intent: Intent = this.intent): PluginOptions {
-        return try {
-            PluginOptions(intent.getStringExtra(PluginContract.EXTRA_OPTIONS))
-        } catch (exc: IllegalArgumentException) {
-            Toast.makeText(this, exc.message, Toast.LENGTH_SHORT).show()
-            PluginOptions()
-        }
+    protected fun pluginOptions(intent: Intent = this.intent) = try {
+        PluginOptions(intent.getStringExtra(PluginContract.EXTRA_OPTIONS))
+    } catch (exc: IllegalArgumentException) {
+        Toast.makeText(this, exc.message, Toast.LENGTH_SHORT).show()
+        PluginOptions()
     }
 
     /**