Bug 1812181 - Firefox for Android crashes submitting form

[AdrianaMaries]

Add a check for fragment attached and current context nullability before using requireContext.

Pull Request checklist

• Quality: This PR builds and passes detekt/ktlint checks (A pre-push hook is recommended)
• Tests: This PR includes thorough tests or an explanation of why it does not
• Changelog: This PR includes a changelog entry or does not need one
• Accessibility: The code in this PR follows accessibility best practices or does not include any user facing features

After merge

• Breaking Changes: If this is a breaking Android Components change, please push a draft PR on Reference Browser to address the breaking issues.

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GitHub Automation

https://bugzilla.mozilla.org/show_bug.cgi?id=1812181

[github-actions]

🚧 Pull request title is using the wrong format: Firefox for Android crashes submitting form

The pull request title should look like:

  Bug xxxx - Short description of your change

[gabrielluong]

Hello @AdrianaMaries, Thank you so much for your contribution. We have moved our firefox-android repo over to mozilla-central. Please feel free to reopen a new PR against the new repo. You will have to clone the new repository and reapply your changes. Thank you again, and sorry for the inconvenience.

For more information, please see https://github.com/mozilla-mobile/firefox-android/wiki#upcoming-migration-to-mozilla-central.