Bug 231555 [EditorMgmt] EditorHistory shouldn't store invalid items

There is little point in storing items that are invalid. We
should check if an entry is valid when it is first added to the
history and then ignore them if they are not.
1 file changed
tree: 5db9f39f8efe1da10f05c99da0caf0649dcc343f
  1. bundles/
  2. examples/
  3. tests/
  4. .gitignore