core: use performance.now in isolation
#14685
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| @@ -260,7 +261,7 @@ function waitForCPUIdle(session, waitForCPUQuiet) { | |||
| const executionContext = new ExecutionContext(session); | |||
| /** @type {Promise<void>} */ | |||
| const promise = new Promise((resolve, reject) => { | |||
| executionContext.evaluate(registerPerformanceObserverInPage, {args: []}) | |||
| executionContext.evaluate(registerPerformanceObserverInPage, {args: [], useIsolation: true}) | |||
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Interesting! I don't have any intuition for PerformanceObserver behavior in an isolated context. What happens?
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From my testing, it works the same. We still get the longtask events.
connorjclark
approved these changes
Jan 20, 2023
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Fixes #14303
Related #14003