tree dfe88a24e9df312a99c1dcfa08d66a4118f98c22
parent 13339176b157eab56a1fa0a11525e193c3aa597a
author Lei Zhang <thestig@chromium.org> 1525200474 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1525200474 +0000

Clean up CFX_BidiString.

- Refer to the string in CFX_BidiString by const-ref.
- Remove useless CharAt() method.
- Turn a member variable into a local variable.

Change-Id: I30f221b7350150c839a793129789d8ea7cc1f331
Reviewed-on: https://pdfium-review.googlesource.com/31670
Reviewed-by: dsinclair <dsinclair@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>