update

Author: Glavo

HMCL/src/main/java/org/jackhuang/hmcl/ui/main/MainPage.java

@@ -62,17 +62,12 @@
 import org.jackhuang.hmcl.upgrade.RemoteVersion;
 import org.jackhuang.hmcl.upgrade.UpdateChecker;
 import org.jackhuang.hmcl.upgrade.UpdateHandler;
-import org.jackhuang.hmcl.util.Holder;
 import org.jackhuang.hmcl.util.Lang;
-import org.jackhuang.hmcl.util.StringUtils;
-import org.jackhuang.hmcl.util.TaskCancellationAction;
 import org.jackhuang.hmcl.util.javafx.BindingMapping;
 import org.jackhuang.hmcl.util.javafx.MappedObservableList;
 
 import java.util.List;
 import java.util.Objects;
-import java.util.concurrent.CancellationException;
-import java.util.function.Consumer;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.ui.FXUtils.SINE;