DOM content inject fails if iframe is used

[ilsurih]

Tab Modifier version

Browser: Chrome
Extension version: 0.22.0

Expected behavior

Title is resolved from iframe's <h1> selector

Actual behavior

Title is not populated

Steps to reproduce the behavior

1. Configure rule to title: {#iframe_id > h1}
2. Open attached reproduce.html file.
3. Check that title is not resolved correctly

Info

DOM content inject fails if iframe is used, e.g. AWS CloudWatch Log Group view page: /cloudwatch/home?region=us-east-2#logsV2:log-groups/log-group/LOG_GROUP_NAME displays content in iframe id=microConsole-Logs. Using selector hello {#microConsole-Logs > h1} doesn't resolve to valid value