tree 7eaa3e8bbff767b0efd44afb07899447b83e63c3
parent d54a840fa128695811e94463481444f8ccc44edc
author David 'Digit' Turner <digit@google.com> 1790765098 +0200
committer gn-scoped@luci-project-accounts.iam.gserviceaccount.com <gn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1790857875 -0700

Avoid canonicalization + string comparisons during metadata collection.

Avoid dynamic string allocations + comparisons when comparing
labels during metadata collection.

Replace the GetUserVisibleValue(true) calls and associated
string comparisons with calls to a new Label::Matches() method
which can do the same comparison more quickly by performing
four pointer comparisons.

Change-Id: I51e1f81c49cc9d0a79f3f1310a0ba3113f52d406
Reviewed-on: https://gn-review.googlesource.com/c/gn/+/27082
Reviewed-by: Takuto Ikuta <tikuta@google.com>
Commit-Queue: David Turner <digit@google.com>