LibWebView+Ladybird: Move text selection to ViewImplementation

Author: https://github.com/linusg
Commit: 5bf5697f16
Pull-request: https://github.com/SerenityOS/serenity/pull/16983

Userland/Libraries/LibWebView/ViewImplementation.cpp

@@ -61,6 +61,16 @@ void ViewImplementation::reset_zoom()
     update_zoom();
 }
 
+DeprecatedString ViewImplementation::selected_text()
+{
+    return client().get_selected_text();
+}
+
+void ViewImplementation::select_all()
+{
+    client().async_select_all();
+}
+
 void ViewImplementation::get_source()
 {
     client().async_get_source();