Revert of Remove platform/text/ParserUtilities.h (patchset #2 id:20001 of https://codereview.chromium.org/2176623003/ )

Reason for revert:
Likely cause of failures:

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https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Linux/builds/67858

unexpected_failures:
fast/forms/color/color-suggestion-picker-appearance-zoom125.html
fast/forms/color/color-suggestion-picker-with-scrollbar-appearance.html
fast/forms/color/color-suggestion-picker-appearance-zoom200.html

all with the message
image diff
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also bot:
https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28dbg%29/builds/3384

http/tests/images/restyle-decode-error.html

in which case there is a renderer crash in this test
---

also some other bots for tests
fast/forms/color/color-suggestion-picker-appearance.html
fast/forms/color/color-suggestion-picker-one-row-appearance.html
fast/forms/color/color-suggestion-picker-two-row-appearance.html

Original issue's description:
> Remove platform/text/ParserUtilities.h
>
> platform/ParsingUtilities.h caters to the same needs, so transition
> users of skipString(...) to skipToken(...) and remove
> platform/text/ParserUtilities.h.
>
> Committed: https://crrev.com/39cc523b5dbf9d2ddad9483cb27fab8b97e53ec1
> Cr-Commit-Position: refs/heads/master@{#407187}

TBR=schenney@chromium.org,pdr@chromium.org,fs@opera.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review-Url: https://codereview.chromium.org/2179563002
Cr-Commit-Position: refs/heads/master@{#407204}
6 files changed