Update TabsheetState.tabs to be declared as List (#14512)

Change-Id: I53055ed64e0e9764b48edbc492dae5f16e1dd9bd

1 files changed, 2 insertions, 1 deletions

diff --git a/shared/src/com/vaadin/shared/ui/tabsheet/TabsheetState.java b/shared/src/com/vaadin/shared/ui/tabsheet/TabsheetState.java
index b96a1c9b79..98a1d2b87f 100644
--- a/shared/src/com/vaadin/shared/ui/tabsheet/TabsheetState.java
+++ b/shared/src/com/vaadin/shared/ui/tabsheet/TabsheetState.java
@@ -16,6 +16,7 @@
 package com.vaadin.shared.ui.tabsheet;
 
 import java.util.ArrayList;
+import java.util.List;
 
 import com.vaadin.shared.AbstractComponentState;
 
@@ -32,7 +33,7 @@ public class TabsheetState extends AbstractComponentState {
      */
     public int tabIndex;
 
-    public ArrayList<TabState> tabs = new ArrayList<TabState>();
+    public List<TabState> tabs = new ArrayList<TabState>();
 
     /** true to show the tab bar, false to only show the contained component */
     public boolean tabsVisible = true;