Revert of Linux: Depend on liberation-fonts package. (patchset #1 id:1 of https://codereview.chromium.org/1283543004/ )

Reason for revert:
The liberation-fonts package on Fedora is a lie. See https://crbug.com/519322

Original issue's description:
> Linux: Depend on liberation-fonts package.
>
> Without these fonts, text in the built-in PDF viewer may not display correctly.
>
> BUG=369991
>
> Committed: https://crrev.com/8f7b33b2f79917f2cb2f1df9f926575c070dbae1
> Cr-Commit-Position: refs/heads/master@{#342645}

TBR=mmoss@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=369991

Review URL: https://codereview.chromium.org/1286743002

Cr-Commit-Position: refs/heads/master@{#342830}
2 files changed