Revert "feat(trace): record trace upon browser closure (#31563)"

[dgozman]

This reverts commit bc27ca2. Considered too risky.

[github-actions]

Test results for "tests 1"

8 flaky

⚠️ [chromium-library] › library/browsercontext-fetch-happy-eyeballs.spec.ts:49:3 › get should work on request fixture
⚠️ [chromium-library] › library/browsercontext-fetch-happy-eyeballs.spec.ts:49:3 › get should work on request fixture
⚠️ [chromium-library] › library/browsercontext-fetch-happy-eyeballs.spec.ts:49:3 › get should work on request fixture
⚠️ [firefox-library] › library/browsercontext-fetch-happy-eyeballs.spec.ts:49:3 › get should work on request fixture
⚠️ [firefox-page] › page/frame-goto.spec.ts:46:3 › should continue after client redirect
⚠️ [playwright-test] › ui-mode-test-screencast.spec.ts:21:5 › should show screenshots
⚠️ [chromium-library] › library/browsercontext-fetch-happy-eyeballs.spec.ts:49:3 › get should work on request fixture
⚠️ [webkit-library] › library/browsercontext-fetch-happy-eyeballs.spec.ts:49:3 › get should work on request fixture

28907 passed, 709 skipped
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Merge workflow run.