Revert of Relax a couple checks to allow certain non-standard PDF files.

Revert of Relax a couple checks to allow certain non-standard PDF files. (patchset #1 id:1 of https://codereview.chromium.org/1926823002/ )

Reason for revert:
Speculatively revert due to high volume of crashes on Chromium.

Original issue's description:
> Relax a couple checks to allow certain non-standard PDF files.
> 
> Some non-standard PDF files misuse the size of cross reference table,
> and reuse some object number which the old one is still in use. PDFium
> can relax the reusing of xref objects only since it is not referred in
> the pdf document. When the size of cross reference table is larger
> than defined, PDFium will try to continue other than abort.
> 
> BUG=chromium:596947
> 
> Committed: https://pdfium.googlesource.com/pdfium/+/cd1e9ff4f432cbc29ed279e6891fb7ddc2ea3734

TBR=thestig@chromium.org,dsinclair@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:596947
Committed: https://pdfium.googlesource.com/pdfium/+/5fc4f31285c3a88fc157fd2d9b9cf2eb5c7cabed

[Wei Li, 2016-05-03 18:32:48]

Created Revert of Relax a couple checks to allow certain non-standard PDF files.

[commit-bot: I haz the power, 2016-05-03 18:33:16]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1946693002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1946693002/1

[commit-bot: I haz the power, 2016-05-03 18:46:20]

Description was changed from

==========
Revert of Relax a couple checks to allow certain non-standard PDF files.
(patchset #1 id:1 of https://codereview.chromium.org/1926823002/ )

Reason for revert:
Speculatively revert due to high volume of crashes on Chromium.

Original issue's description:
> Relax a couple checks to allow certain non-standard PDF files.
> 
> Some non-standard PDF files misuse the size of cross reference table,
> and reuse some object number which the old one is still in use. PDFium
> can relax the reusing of xref objects only since it is not referred in
> the pdf document. When the size of cross reference table is larger
> than defined, PDFium will try to continue other than abort.
> 
> BUG=chromium:596947
> 
> Committed:
https://pdfium.googlesource.com/pdfium/+/cd1e9ff4f432cbc29ed279e6891fb7ddc2ea...

TBR=thestig@chromium.org,dsinclair@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:596947
==========

to

==========
Revert of Relax a couple checks to allow certain non-standard PDF files.
(patchset #1 id:1 of https://codereview.chromium.org/1926823002/ )

Reason for revert:
Speculatively revert due to high volume of crashes on Chromium.

Original issue's description:
> Relax a couple checks to allow certain non-standard PDF files.
> 
> Some non-standard PDF files misuse the size of cross reference table,
> and reuse some object number which the old one is still in use. PDFium
> can relax the reusing of xref objects only since it is not referred in
> the pdf document. When the size of cross reference table is larger
> than defined, PDFium will try to continue other than abort.
> 
> BUG=chromium:596947
> 
> Committed:
https://pdfium.googlesource.com/pdfium/+/cd1e9ff4f432cbc29ed279e6891fb7ddc2ea...

TBR=thestig@chromium.org,dsinclair@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:596947

Committed:
https://pdfium.googlesource.com/pdfium/+/5fc4f31285c3a88fc157fd2d9b9cf2eb5c7c...
==========

[commit-bot: I haz the power, 2016-05-03 18:46:21]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/5fc4f31285c3a88fc157fd2d9b9cf2eb5c7c...

[Wei Li, 2016-05-04 16:36:04]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1947983002/ by weili@chromium.org.

The reason for reverting is: The culprit was found and confirmed, not this one.
.