perf(es/parser): Remove had_line_break_before_last

[CPunisher]

Description:

I find that this property is only written but isn't read.

[changeset-bot]

🦋 Changeset detected

Latest commit: 0471074

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[Copilot]

Pull Request Overview

This PR removes the unused had_line_break_before_last field from the lexer's State struct to improve performance. The field was being written to but never read, making it unnecessary overhead.

• Removes the had_line_break_before_last field declaration from the State struct
• Removes all assignments to had_line_break_before_last throughout the lexer code
• Removes initialization of the field in State::new()

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[codspeed-hq]

CodSpeed Performance Report

Merging #11200 will not alter performance

_{Comparing CPunisher:10-29-perf/had-line-break-before-last (0471074) with main (acca984)}

Summary

✅ 138 untouched
⏩ 13 skipped¹

Footnotes

1. 13 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩