perf(es/minifier): Prevent double boxing

[kdy1]

Description:

VarUsageInfo is already boxed.

[changeset-bot]

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Latest commit: a69d66c

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[kdy1]

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This pull request is not mergeable via GitHub because a downstack PR is open. Once all requirements are satisfied, merge this PR as a stack on Graphite.
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• perf(es/minifier): Make DCE analyzer parallel #10076
• feat(swc_parallel): Add parallel iterators #10075
• perf(es/minifier): Prevent double boxing #10074 👈 (View in Graphite)
• doc(swc_core): Add ChangeLog for swc_core #10072
• refactor(atoms): Remove JsWord alias #10071
• refactor(atoms): Rename FastAtom to UnsafeAtom #10070
• main

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[codspeed-hq]

CodSpeed Performance Report

Merging #10074 will degrade performances by 3.84%

_{Comparing kdy1/double-box (a69d66c) with kdy1/changelog-core (e5ea286)}

Summary

⚡ 3 improvements
❌ 1 regressions
✅ 187 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	es/full/minify/libraries/jquery	168.3 ms	175 ms	-3.84%
⚡	es/full/minify/libraries/lodash	192.4 ms	183.3 ms	+4.94%
⚡	es/minifier/libs/jquery	135.8 ms	131.4 ms	+3.41%
⚡	es/minifier/libs/moment	84.9 ms	82.2 ms	+3.28%