DevTools: fix FlameChart compile error due to mid-air collision with …

…compiler roll [email protected],[email protected] Review URL: https://codereview.chromium.org/1785463002 Cr-Commit-Position: refs/heads/master@{#380282}
binaryage · Mar 10, 2016 · 7730a99 · 7730a99
1 parent b7f8409
commit 7730a99
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/front_end/ui_lazy/FlameChart.js b/front_end/ui_lazy/FlameChart.js
@@ -122,7 +122,7 @@ WebInspector.FlameChartDataProvider = function()
 }
 
 /**
- * @typedef {!{name: string, startLevel: number, expanded: boolean, style: !WebInspector.FlameChart.GroupStyle}}
+ * @typedef {!{name: string, startLevel: number, expanded: (boolean|undefined), style: !WebInspector.FlameChart.GroupStyle}}
  */
 WebInspector.FlameChart.Group;
 
@@ -1401,7 +1401,7 @@ WebInspector.FlameChart.prototype = {
         context.beginPath();
         forEachGroup((offset, index, group) => {
             if (group.style.collapsible)
-                drawExpansionArrow(expansionArrowX, offset + textBaseHeight - arrowSide / 2, group.expanded)
+                drawExpansionArrow(expansionArrowX, offset + textBaseHeight - arrowSide / 2, !!group.expanded)
         });
         context.fill();