Revert "Fix sourcemap lookup when line numbers are enabled (#81)"

[nsavoire]

This reverts commit cfebbb3.
This commit resulted in failure to get original function name back for source maps generated by webpack.

[github-actions]

Overall package size

Self size: 3.04 MB
Deduped: 3.92 MB
No deduping: 3.92 MB

Dependency sizes

name	version	self size	total size
pprof-format	2.0.7	588.12 kB	588.12 kB
source-map	0.7.4	226 kB	226 kB
split	1.0.1	12.29 kB	24.82 kB
p-limit	3.1.0	7.75 kB	13.78 kB
delay	5.0.0	11.17 kB	11.17 kB
pify	5.0.0	8.87 kB	8.87 kB
node-gyp-build	3.9.0	8.81 kB	8.81 kB

_{🤖 This report was automatically generated by heaviest-objects-in-the-universe}

[pr-commenter]

Benchmarks

Benchmark execution time: 2023-06-14 16:51:11

Comparing candidate commit b978f09 in PR branch nsavoire/fix_webpack_sourcemaps with baseline commit 60585ba in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 114 metrics, 66 unstable metrics.

[r1viollet]

LGTM