Remove unused code

Author: helin24

flutter-idea/src/io/flutter/actions/RefreshToolWindowAction.java

@@ -9,11 +9,7 @@
 import com.intellij.openapi.actionSystem.AnActionEvent;
 import com.intellij.openapi.project.DumbAwareAction;
 import com.intellij.openapi.project.Project;
-import com.intellij.openapi.wm.ToolWindow;
-import com.intellij.openapi.wm.ex.ToolWindowManagerEx;
-import icons.FlutterIcons;
 import io.flutter.FlutterUtils;
-import io.flutter.performance.FlutterPerformanceView;
 import org.jetbrains.annotations.NotNull;
 
 import java.util.Optional;
@@ -25,14 +21,12 @@ public RefreshToolWindowAction() {
     super(AllIcons.Actions.Refresh);
   }
 
-  public RefreshToolWindowAction(String toolWindowId) {
+  public RefreshToolWindowAction(@NotNull String toolWindowId) {
     super(AllIcons.Actions.Refresh);
     this.toolWindowId = toolWindowId;
   }
   @Override
   public void actionPerformed(@NotNull AnActionEvent event) {
-    System.out.println("In refresh tool window: " + toolWindowId);
-
     final Project project = event.getProject();
     if (project == null) {
       return;

flutter-idea/src/io/flutter/view/EmbeddedBrowser.java

@@ -125,12 +125,6 @@ public void openPanel(ToolWindow toolWindow, String tabName, DevToolsUrl devTool
     tab.devToolsUrlFuture.complete(devToolsUrl);
 
     JComponent component = tab.embeddedTab.getTabComponent(tab.contentManager);
-    component.addMouseListener(new MouseAdapter() {
-      @Override
-      public void mousePressed(MouseEvent e) {
-        System.out.println("mouse clicked");
-      }
-    });
 
     ApplicationManager.getApplication().invokeLater(() -> {
       if (tab.contentManager.isDisposed()) {