fix for Text is not displaying in search box after pressing the ctrl+z key in Bookmark Manager if d…

chrome/browser/resources/bookmark_manager/js/main.js

Index: chrome/browser/resources/bookmark_manager/js/main.js
diff --git a/chrome/browser/resources/bookmark_manager/js/main.js b/chrome/browser/resources/bookmark_manager/js/main.js
index d01fca221906f05f8299c542c69c4ed94c507bab..de23c3a95e92266e45df74f8fd8a2827f8ea263a 100644
--- a/chrome/browser/resources/bookmark_manager/js/main.js
+++ b/chrome/browser/resources/bookmark_manager/js/main.js
@@ -459,9 +459,11 @@ function handleCanExecuteForDocument(e) {
           !isUnmodifiable(tree.getBookmarkNodeById(list.parentId));
       break;
     case 'undo-command':
-      // The global undo command has no visible UI, so always enable it, and
+      // If the search box is active, pass the undo command through
+      // (fixes http://crbug.com/278112). Otherwise, because
+      // the global undo command has no visible UI, always enable it, and
       // just make it a no-op if undo is not possible.
-      e.canExecute = true;
+      e.canExecute = e.currentTarget.activeElement !== $('term');
       break;
     default:
       canExecuteForList(e);