only schedule pages for disposing and dispose on next compile

[sokra]

this avoids sending 'invalid' for pages that are removed from entries but not yet uncompiled (client still has page)

[ijjk]

Stats from current PR

Default Build (Decrease detected ✓)

General Overall increase ⚠️

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
buildDuration	16.2s	15.9s	-305ms
buildDurationCached	3.6s	3.7s	⚠️ +21ms
nodeModulesSize	195 MB	195 MB	⚠️ +16 B

Page Load Tests Overall decrease ⚠️

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
/ failed reqs	0	0	✓
/ total time (seconds)	3.756	3.831	⚠️ +0.08
/ avg req/sec	665.62	652.57	⚠️ -13.05
/error-in-render failed reqs	0	0	✓
/error-in-render total time (seconds)	1.968	1.999	⚠️ +0.03
/error-in-render avg req/sec	1270.02	1250.87	⚠️ -19.15

Client Bundles (main, webpack, commons)

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
779.HASH.js gzip	179 B	179 B	✓
framework-HASH.js gzip	42.2 kB	42.2 kB	✓
main-HASH.js gzip	26.9 kB	26.9 kB	✓
webpack-HASH.js gzip	1.45 kB	1.45 kB	✓
Overall change	70.8 kB	70.8 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
polyfills-a4..dd70.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
_app-HASH.js gzip	977 B	977 B	✓
_error-HASH.js gzip	194 B	194 B	✓
amp-HASH.js gzip	311 B	311 B	✓
css-HASH.js gzip	328 B	328 B	✓
dynamic-HASH.js gzip	2.67 kB	2.67 kB	✓
head-HASH.js gzip	351 B	351 B	✓
hooks-HASH.js gzip	918 B	918 B	✓
image-HASH.js gzip	4.12 kB	4.12 kB	✓
index-HASH.js gzip	260 B	260 B	✓
link-HASH.js gzip	1.66 kB	1.66 kB	✓
routerDirect..HASH.js gzip	320 B	320 B	✓
script-HASH.js gzip	386 B	386 B	✓
withRouter-HASH.js gzip	319 B	319 B	✓
bb14e60e810b..30f.css gzip	125 B	125 B	✓
Overall change	12.9 kB	12.9 kB	✓

Client Build Manifests

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
_buildManifest.js gzip	494 B	494 B	✓
Overall change	494 B	494 B	✓

Rendered Page Sizes

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
index.html gzip	539 B	539 B	✓
link.html gzip	551 B	551 B	✓
withRouter.html gzip	533 B	533 B	✓
Overall change	1.62 kB	1.62 kB	✓

---

Default Build with SWC (Increase detected ⚠️)

General Overall increase ⚠️

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
buildDuration	7.9s	7.9s	-70ms
buildDurationCached	3.7s	3.6s	-116ms
nodeModulesSize	195 MB	195 MB	⚠️ +16 B

Page Load Tests Overall increase ✓

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
/ failed reqs	0	0	✓
/ total time (seconds)	3.781	3.755	-0.03
/ avg req/sec	661.21	665.83	+4.62
/error-in-render failed reqs	0	0	✓
/error-in-render total time (seconds)	1.911	1.863	-0.05
/error-in-render avg req/sec	1308.24	1341.98	+33.74

Client Bundles (main, webpack, commons)

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
675-HASH.js gzip	13.8 kB	13.8 kB	✓
770.HASH.js gzip	178 B	178 B	✓
framework-HASH.js gzip	50.7 kB	50.7 kB	✓
main-HASH.js gzip	35 kB	35 kB	✓
webpack-HASH.js gzip	1.64 kB	1.64 kB	✓
Overall change	101 kB	101 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
polyfills-a4..dd70.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
_app-HASH.js gzip	1.33 kB	1.33 kB	✓
_error-HASH.js gzip	180 B	180 B	✓
amp-HASH.js gzip	315 B	315 B	✓
css-HASH.js gzip	331 B	331 B	✓
dynamic-HASH.js gzip	2.79 kB	2.79 kB	✓
head-HASH.js gzip	355 B	355 B	✓
hooks-HASH.js gzip	637 B	637 B	✓
image-HASH.js gzip	555 B	555 B	✓
index-HASH.js gzip	261 B	261 B	✓
link-HASH.js gzip	2.22 kB	2.22 kB	✓
routerDirect..HASH.js gzip	326 B	326 B	✓
script-HASH.js gzip	393 B	393 B	✓
withRouter-HASH.js gzip	322 B	322 B	✓
bb14e60e810b..30f.css gzip	125 B	125 B	✓
Overall change	10.1 kB	10.1 kB	✓

Client Build Manifests

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
_buildManifest.js gzip	511 B	511 B	✓
Overall change	511 B	511 B	✓

Rendered Page Sizes

	vercel/next.js canary	vercel/next.js bugfix/schedule-disposing	Change
index.html gzip	538 B	538 B	✓
link.html gzip	553 B	553 B	✓
withRouter.html gzip	533 B	533 B	✓
Overall change	1.62 kB	1.62 kB	✓

Commit: 2b25fc1