fix($parse): reduce false-positives in isElement tests
There are always going to be false positives here, unfortunately. But testing different properties will hopefully reduce the number of false positives in a meaningful way, without harming performance too much. Closes #4805 Closes #5675
C
Caitlin Potter committed
5fe1f39f027c6f2c6a530975dd5389d788d3c0eb
Parent: 2bce71e