fix data URL phishing warning appear on the wrong tab

[diracdeltas]

fix #10754

test plan

1. go to https://jsfiddle.net/y3uw6q1w/
2. right click the link and open in new tab
3. no siteInfo popup should appear
4. switch to the new tab
5. siteInfo popup should appear
6. switch to tab 1 and back to tab 2. the siteInfo popup should not appear.

Submitter Checklist:

• Submitted a ticket for my issue if one did not already exist.
• Used Github auto-closing keywords in the commit message.
• Added/updated tests for this change (for new code or code which already has tests).
• Ran git rebase -i to squash commits (if needed).
• Tagged reviewers and labelled the pull request as needed.

Test Plan:

Reviewer Checklist:

Tests

• Adequate test coverage exists to prevent regressions
• Tests should be independent and work correctly when run individually or as a suite ref
• New files have MPL2 license header

[codecov-io]

Codecov Report

Merging #10760 into master will decrease coverage by 0.02%.
The diff coverage is 62.5%.

@@            Coverage Diff             @@
##           master   #10760      +/-   ##
==========================================
- Coverage    54.1%   54.08%   -0.03%     
==========================================
  Files         247      247              
  Lines       21519    21529      +10     
  Branches     3332     3335       +3     
==========================================
  Hits        11643    11643              
- Misses       9876     9886      +10

Flag	Coverage Δ
#unittest	54.08% <62.5%> (-0.03%)	⬇️

Impacted Files	Coverage Δ
app/renderer/reducers/frameReducer.js	25.65% <62.5%> (-1.42%)	⬇️

[cezaraugusto]

nice find

[cezaraugusto]

++

[darkdh]

++