fix bad tab page preview for the first tab set

fix brave#11269 Auditors: @luixxiul Test Plan: npm run test -- --grep="tab pages tab page previews hovering over a tab page changes it"
syuan100 · Nov 9, 2017 · 539389b · 539389b
1 parent c4d0988
commit 539389b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/js/state/frameStateUtil.js b/js/state/frameStateUtil.js
@@ -487,7 +487,7 @@ const getTabPageIndex = (state) => {
   const tabPageIndex = state.getIn(['ui', 'tabs', 'tabPageIndex'], 0)
   const previewTabPageIndex = state.getIn(['ui', 'tabs', 'previewTabPageIndex'])
 
-  return previewTabPageIndex || tabPageIndex
+  return previewTabPageIndex != null ? previewTabPageIndex : tabPageIndex
 }
 
 /**