RUM-19041: Clear pending RUM events when continuous profiling fails

[0xnm]

What does this PR do?

This is for the symmetry with successful outcome of the application launch run where pending RUM events are cleaned up.

Otherwise they simply stay in the memory until the next run.

Review checklist (to be filled by reviewers)

• Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• Make sure you discussed the feature or bugfix with the maintaining team in an Issue
• Make sure each commit and the PR mention the Issue number (cf the CONTRIBUTING doc)

[chatgpt-codex-connector]

Codex Review Summary

This comment shows the latest Codex review activity on this pull request.

Review	Status	Commit	Review trigger
📝 Code Review	✅ Completed 2026-10-19T10:17:58.130994Z	8e7d208	PR opened
🔒 Security Review	✅ Completed 2026-10-19T10:17:20.966513Z	8e7d208	PR opened

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[datadog-official]

🎉 All green!

🧪 All tests passed
❄️ No new flaky tests detected

🔄 Datadog retried 3 tests - 3 passed on retry

🎯 Code Coverage (details)
• Patch Coverage: 100.00%
• Overall Coverage: 71.77% (-0.09%)

_{This comment will be updated automatically if new data arrives.
🔗 Commit SHA: 6a3743c | Docs | View more details | Give us feedback!}

[chatgpt-codex-connector]

💡 Codex Review

Here are some automated review suggestions for this pull request.

Reviewed commit: 8e7d208895

ℹ️ About Codex in GitHub

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• Open a pull request for review
• Mark a draft as ready
• Comment "@codex review".

If Codex has suggestions, it will comment; otherwise it will react with 👍.

Codex can also answer questions or update the PR. Try commenting "@codex address that feedback".

[datadog-official]

More details

Clearing buffered long-task, ANR, and vital events after continuous-profiling failure matches the existing cleanup lifecycle. The completed static review identified no actionable regression.

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