fix(trace viewer): prevent stale content for resource overrides

[dgozman]

Resources with overrides might have different content over time, so do not allow browser to cache them.

[github-actions]

Test results for "MCP"

2649 passed, 116 skipped

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Merge workflow run.

[github-actions]

Test results for "tests 1"

16 failed
❌ [webkit-library] › library/headful.spec.ts:24 › should have default url when launching browser @smoke @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:30 › should close browser with beforeunload page @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:42 › should close browsercontext with pending beforeunload dialog @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:56 › should not crash when creating second context @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:69 › should click when viewport size is larger than screen @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:84 › should dispatch click events to oversized viewports @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:108 › should click background tab @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:114 › should close browser after context menu was triggered @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:122 › should(not) block third party cookies @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:158 › should not block third party SameSite=None cookies @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:195 › should not override viewport size when passed null @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:213 › Page.bringToFront should work @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:233 › should click in OOPIF @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:252 › should click bottom row w/ infobar in OOPIF @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:291 › headless and headful should use same default fonts @webkit-ubuntu-22.04-node18
❌ [webkit-library] › library/headful.spec.ts:321 › should have the same hyphen rendering on headless and headed @webkit-ubuntu-22.04-node18

11 flaky

⚠️ [chromium-library] › library/popup.spec.ts:258 › should not throw when click closes popup `@chromium-ubuntu-22.04-node18`
⚠️ [chromium-library] › library/beforeunload.spec.ts:130 › should support dismissing the dialog multiple times `@chromium-ubuntu-22.04-node24`
⚠️ [firefox-library] › library/browsercontext-reuse.spec.ts:114 › reuse launch › should reset serviceworker `@firefox-ubuntu-22.04-node18`
⚠️ [firefox-library] › library/inspector/cli-codegen-1.spec.ts:1079 › cli codegen › should not throw csp directive violation errors `@firefox-ubuntu-22.04-node18`
⚠️ [firefox-page] › page/page-wait-for-function.spec.ts:104 › should work with strict CSP policy `@firefox-ubuntu-22.04-node18`
⚠️ [webkit-library] › library/browsercontext-cookies-third-party.spec.ts:161 › save/load third party non-partitioned cookies `@webkit-ubuntu-22.04-node18`
⚠️ [webkit-library] › library/browsercontext-reuse.spec.ts:250 › reuse launch › should ignore binding from beforeunload `@webkit-ubuntu-22.04-node18`
⚠️ [webkit-library] › library/selector-generator.spec.ts:108 › selector generator › should not improve guid text `@webkit-ubuntu-22.04-node18`
⚠️ [webkit-library] › library/video.spec.ts:378 › screencast › should capture navigation `@webkit-ubuntu-22.04-node18`
⚠️ [webkit-page] › page/page-set-input-files.spec.ts:334 › should not trim big uploaded files `@webkit-ubuntu-22.04-node18`
⚠️ [playwright-test] › ui-mode-test-attachments.spec.ts:102 › should linkify string attachments `@ubuntu-latest-node20-2`

40350 passed, 788 skipped

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Merge workflow run.