tree b6ac3a945ace6b57ac5f6d15b55c1c6cd4139113
parent 775353b53eb8ba18a95734e1d01bff886a685e82
author Lei Zhang <thestig@chromium.org> 1596239166 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1596239166 +0000

Optimize a tight loop in FX_Number.

While doing string to int conversion:
1) Remove a redundant std::isdigit() call.
2) Don't call CheckedNumeric::IsValid() in this case.
- It's almost always valid.
- Continuing in an invalid state does not cause any security issues.

Change-Id: I4473b1ec020cd56e241276c21e35c25b5af5a144
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/72250
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>