feat(core): Make stream instrumentation opt-in

[chargome]

This PR adds a new option trackFetchStreamPerformance to the browser tracing integration. Only when set to true, Sentry will instrument streams via fetch.

fixes #13950
related to #13809

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	22.73 KB	-	-
@sentry/browser - with treeshaking flags	21.53 KB	-	-
@sentry/browser (incl. Tracing)	35.01 KB	+0.11%	+38 B 🔺
@sentry/browser (incl. Tracing, Replay)	71.68 KB	+0.08%	+56 B 🔺
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	62.07 KB	+0.08%	+45 B 🔺
@sentry/browser (incl. Tracing, Replay with Canvas)	76.01 KB	+0.07%	+47 B 🔺
@sentry/browser (incl. Tracing, Replay, Feedback)	88.78 KB	+0.06%	+51 B 🔺
@sentry/browser (incl. Tracing, Replay, Feedback, metrics)	90.63 KB	+0.05%	+41 B 🔺
@sentry/browser (incl. metrics)	27 KB	-	-
@sentry/browser (incl. Feedback)	39.87 KB	-	-
@sentry/browser (incl. sendFeedback)	27.38 KB	-	-
@sentry/browser (incl. FeedbackAsync)	32.17 KB	-	-
@sentry/react	25.49 KB	-	-
@sentry/react (incl. Tracing)	37.97 KB	+0.09%	+32 B 🔺
@sentry/vue	26.91 KB	-	-
@sentry/vue (incl. Tracing)	36.9 KB	+0.1%	+35 B 🔺
@sentry/svelte	22.87 KB	-	-
CDN Bundle	24.05 KB	-	-
CDN Bundle (incl. Tracing)	36.79 KB	+0.09%	+31 B 🔺
CDN Bundle (incl. Tracing, Replay)	71.42 KB	+0.06%	+40 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback)	76.74 KB	+0.06%	+41 B 🔺
CDN Bundle - uncompressed	70.53 KB	-	-
CDN Bundle (incl. Tracing) - uncompressed	109.22 KB	+0.17%	+183 B 🔺
CDN Bundle (incl. Tracing, Replay) - uncompressed	221.58 KB	+0.09%	+183 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	234.8 KB	+0.08%	+183 B 🔺
@sentry/nextjs (client)	37.94 KB	+0.09%	+33 B 🔺
@sentry/sveltekit (client)	35.6 KB	+0.11%	+40 B 🔺
@sentry/node	124.9 KB	+0.01%	+2 B 🔺
@sentry/node - without tracing	94.13 KB	-	-
@sentry/aws-serverless	103.7 KB	-	-

View base workflow run

[codecov]

❌ 7 Tests Failed:

Tests completed	Failed	Passed	Skipped
628	7	621	29

View the top 3 failed tests by shortest run time

tracing/trace-lifetime/tracing-without-performance/test.ts outgoing fetch requests have new traceId after navigation

Stack Traces | 0.297s run time

test.ts:99:11 outgoing fetch requests have new traceId after navigation

tracing/request/fetch/test.ts should create spans for fetch requests

Stack Traces | 1.18s run time

test.ts:7:11 should create spans for fetch requests

tracing/request/fetch-relative-url/test.ts should create spans for fetch requests

Stack Traces | 1.23s run time

test.ts:10:11 should create spans for fetch requests

To view individual test run time comparison to the main branch, go to the Test Analytics Dashboard