Backed out changeset 622a47b9c5a8 (bug 1513737) for devtools failures on devtools/client/debugger/new/test/mochitest/browser_dbg-debugger-buttons.js. CLOSED TREE

devtools/client/debugger/new/src/utils/pause/pausePoints.js

@@ -47,14 +47,13 @@ export async function mapPausePoints<T>(
   iteratee: PausePoint => T
 ) {
   const results = await Promise.all(convertToList(pausePoints).map(iteratee));
-  let index = results.length - 1;
 
   const newPausePoints = {};
   for (const line in pausePoints) {
     const linePoints = pausePoints[line];
     const newLinePoints = (newPausePoints[line] = {});
     for (const column in linePoints) {
-      newLinePoints[column] = results[index--];
+      newLinePoints[column] = results.shift();
     }
   }