chore: unify trace parsing utilities

[dgozman]

No description provided.

[github-actions]

Test results for "MCP"

1 failed
❌ [chromium] › mcp/sse.spec.ts:233 › sse transport shared context @mcp-macos-15

2821 passed, 116 skipped

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Merge workflow run.

[github-actions]

Test results for "tests 1"

4 flaky

⚠️ [chromium-library] › library/video.spec.ts:377 › screencast › should capture navigation `@chromium-ubuntu-22.04-node22`
⚠️ [firefox-library] › library/inspector/cli-codegen-1.spec.ts:1082 › cli codegen › should not throw csp directive violation errors `@firefox-ubuntu-22.04-node20`
⚠️ [playwright-test] › ui-mode-trace.spec.ts:796 › should update state on subsequent run `@windows-latest-node20-2`
⚠️ [playwright-test] › runner.spec.ts:124 › should ignore subprocess creation error because of SIGINT `@macos-latest-node20-2`

34399 passed, 689 skipped

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Merge workflow run.