Upgrade React from 37906d4d-20250127 to a4b2d0d5-20250203

[vercel-release-bot]

diff facebook/react@37906d4d...a4b2d0d5

React upstream changes

• fix[react-devtools-fusebox]: add extension globals to build facebook/react#32297
• DevTools: fix host component filter option title facebook/react#32296
• [compiler][rfc] Hacky retry pipeline for fire facebook/react#32164
• Reconciler: Combine identical cases in findParent facebook/react#32210
• build(eslint-plugin-react-hooks): add dev dependencies for typescript migration facebook/react#32279
• Permit non-DEV Elements in React.Children w/ DEV facebook/react#32117
• Fix typo in dangerfile.js which results in an unreachable code path… facebook/react#32277
• chore[DevTools]: make clipboardWrite optional for chromium facebook/react#32262
• [ci] Only install chromium for flight fixtures facebook/react#32275
• [Fiber] Track Appearing Named ViewTransition in the accumulateSuspenseyCommit Phase facebook/react#32254
• [ci] Remove build_devtools_and_process_artifacts as a dependency to run_devtools_e2e_tests facebook/react#32267
• [ci] Try to parallelize devtools builds facebook/react#32266
• [Fiber] Read the class name from props.layout facebook/react#32273
• Use fastAddProperties in diffing facebook/react#32243
• [RN] Add support for document instance in React Native facebook/react#32260
• [Fiber] Support Suspense boundaries anywhere (excluding hydration) facebook/react#32163

[ijjk]

Failing test suites

Commit: 3374bf6

pnpm test-dev-turbo test/development/app-dir/missing-required-html-tags/index.test.ts (turbopack)

• app-dir - missing required html tags > should hmr when you fix the error

Expand output

● app-dir - missing required html tags › should hmr when you fix the error

Expected Redbox but found none

  62 |     )
  63 |
> 64 |     await assertHasRedbox(browser)
     |     ^
  65 |
  66 |     // Fix the issue again
  67 |     await next.patchFile('app/layout.js', (code) =>

  at Object.<anonymous> (development/app-dir/missing-required-html-tags/index.test.ts:64:5)

Read more about building and testing Next.js in contributing.md.

[ijjk]

Stats from current PR

Default Build (Increase detected ⚠️)

General Overall increase ⚠️

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
buildDuration	17s	14.8s	N/A
buildDurationCached	14s	11.6s	N/A
nodeModulesSize	391 MB	391 MB	⚠️ +2.64 kB
nextStartRea..uration (ms)	408ms	413ms	N/A

Client Bundles (main, webpack)

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
5306-HASH.js gzip	54 kB	53.9 kB	N/A
8276.HASH.js gzip	169 B	168 B	N/A
8377-HASH.js gzip	5.46 kB	5.46 kB	N/A
bccd1874-HASH.js gzip	52.9 kB	52.9 kB	N/A
framework-HASH.js gzip	57.5 kB	57.5 kB	N/A
main-app-HASH.js gzip	240 B	242 B	N/A
main-HASH.js gzip	34.5 kB	34.4 kB	N/A
webpack-HASH.js gzip	1.71 kB	1.71 kB	N/A
Overall change	0 B	0 B	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
polyfills-HASH.js gzip	39.4 kB	39.4 kB	✓
Overall change	39.4 kB	39.4 kB	✓

Client Pages

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
_app-HASH.js gzip	193 B	193 B	✓
_error-HASH.js gzip	193 B	193 B	✓
amp-HASH.js gzip	512 B	510 B	N/A
css-HASH.js gzip	343 B	342 B	N/A
dynamic-HASH.js gzip	1.84 kB	1.84 kB	✓
edge-ssr-HASH.js gzip	265 B	265 B	✓
head-HASH.js gzip	363 B	362 B	N/A
hooks-HASH.js gzip	393 B	392 B	N/A
image-HASH.js gzip	4.59 kB	4.58 kB	N/A
index-HASH.js gzip	268 B	268 B	✓
link-HASH.js gzip	2.35 kB	2.35 kB	N/A
routerDirect..HASH.js gzip	328 B	328 B	✓
script-HASH.js gzip	397 B	397 B	✓
withRouter-HASH.js gzip	323 B	326 B	N/A
1afbb74e6ecf..834.css gzip	106 B	106 B	✓
Overall change	3.59 kB	3.59 kB	✓

Client Build Manifests

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
_buildManifest.js gzip	748 B	747 B	N/A
Overall change	0 B	0 B	✓

Rendered Page Sizes

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
index.html gzip	523 B	524 B	N/A
link.html gzip	538 B	538 B	✓
withRouter.html gzip	519 B	520 B	N/A
Overall change	538 B	538 B	✓

Edge SSR bundle Size

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
edge-ssr.js gzip	129 kB	129 kB	N/A
page.js gzip	210 kB	210 kB	N/A
Overall change	0 B	0 B	✓

Middleware size

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
middleware-b..fest.js gzip	671 B	667 B	N/A
middleware-r..fest.js gzip	155 B	156 B	N/A
middleware.js gzip	31.3 kB	31.3 kB	N/A
edge-runtime..pack.js gzip	844 B	844 B	✓
Overall change	844 B	844 B	✓

Next Runtimes

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
app-page-exp...dev.js gzip	386 kB	386 kB	N/A
app-page-exp..prod.js gzip	132 kB	132 kB	N/A
app-page-tur..prod.js gzip	145 kB	145 kB	N/A
app-page-tur..prod.js gzip	141 kB	141 kB	N/A
app-page.run...dev.js gzip	373 kB	373 kB	N/A
app-page.run..prod.js gzip	128 kB	128 kB	N/A
app-route-ex...dev.js gzip	39.2 kB	39.2 kB	N/A
app-route-ex..prod.js gzip	25.6 kB	25.6 kB	N/A
app-route-tu..prod.js gzip	25.6 kB	25.6 kB	N/A
app-route-tu..prod.js gzip	25.4 kB	25.4 kB	N/A
app-route.ru...dev.js gzip	40.8 kB	40.8 kB	N/A
app-route.ru..prod.js gzip	25.4 kB	25.4 kB	N/A
dist_client_...dev.js gzip	356 B	356 B	✓
dist_client_...dev.js gzip	349 B	349 B	✓
pages-api-tu..prod.js gzip	9.69 kB	9.69 kB	✓
pages-api.ru...dev.js gzip	11.8 kB	11.8 kB	✓
pages-api.ru..prod.js gzip	9.68 kB	9.68 kB	✓
pages-turbo...prod.js gzip	21.9 kB	21.9 kB	✓
pages.runtim...dev.js gzip	31.5 kB	31.5 kB	✓
pages.runtim..prod.js gzip	21.9 kB	21.9 kB	✓
server.runti..prod.js gzip	60.2 kB	60.2 kB	N/A
Overall change	107 kB	107 kB	✓

build cache Overall increase ⚠️

	vercel/next.js canary	vercel/next.js update/react/19.1.0-canary-a4b2d0d5-20250203	Change
0.pack gzip	2.1 MB	2.1 MB	⚠️ +4.1 kB
index.pack gzip	73.7 kB	74.8 kB	⚠️ +1.04 kB
Overall change	2.17 MB	2.18 MB	⚠️ +5.14 kB

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Commit: 3374bf6