[UI] Fix use-after-free in NoProfileDialog when closing

src/xenia/app/profile_dialogs.cc

@@ -45,7 +45,7 @@ void NoProfileDialog::OnDraw(ImGuiIO& io) {
                         ImGuiWindowFlags_AlwaysAutoResize |
                         ImGuiWindowFlags_HorizontalScrollbar)) {
     ImGui::End();
-    delete this;
+    Close();
     return;
   }
 
@@ -82,7 +82,7 @@ void NoProfileDialog::OnDraw(ImGuiIO& io) {
   if (ImGui::Button("Close") || !dialog_open) {
     emulator_window_->SetHotkeysState(true);
     ImGui::End();
-    delete this;
+    Close();
     return;
   }
   ImGui::End();