perf(sourcemap): reduce string copying in ConcatSourceMapBuilder
#13132
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1m 12s | |
1m 35s | |
4m 40s | |
2m 8s | |
1m 35s | |
1m 34s | |
2m 13s | |
1m 39s | |
1m 34s | |
1m 35s | |
1m 22s | |
16s | |
21m 23s |