Remove unused class CXFA_FFDocWidgetIterator

Remove unused class CXFA_FFDocWidgetIterator

This class is not used anywhere. Also there are no implementation of its
member functions except MoveToNext() function which was implemented
wrong -- direct return in a while loop?

BUG=pdfium:29
Committed: https://pdfium.googlesource.com/pdfium/+/09e139e231d1a94bd99ac295f3d66cb26c54ea16

[Wei Li, 2016-05-23 17:57:57]

weili@chromium.org changed reviewers:
+ thestig@chromium.org, tsepez@chromium.org

[Wei Li, 2016-05-23 17:57:58]

for review, thanks

[Tom Sepez, 2016-05-23 18:02:11]

lgtm

[Wei Li, 2016-05-23 18:23:32]

The CQ bit was checked by weili@chromium.org

[commit-bot: I haz the power, 2016-05-23 18:23:43]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2007623002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2007623002/1

[commit-bot: I haz the power, 2016-05-23 18:51:21]

Description was changed from

==========
Remove unused class CXFA_FFDocWidgetIterator

This class is not used anywhere. Also there are no implementation of its
member functions except MoveToNext() function which was implemented
wrong -- direct return in a while loop?

BUG=pdfium:29
==========

to

==========
Remove unused class CXFA_FFDocWidgetIterator

This class is not used anywhere. Also there are no implementation of its
member functions except MoveToNext() function which was implemented
wrong -- direct return in a while loop?

BUG=pdfium:29

Committed:
https://pdfium.googlesource.com/pdfium/+/09e139e231d1a94bd99ac295f3d66cb26c54...
==========

[commit-bot: I haz the power, 2016-05-23 18:51:22]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/09e139e231d1a94bd99ac295f3d66cb26c54...