Add externalfile: to PDF extension's object-src.

Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF extension's CSP permissions.

BUG=645285
TEST=manually tested the repro steps in the bug description.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Committed: https://crrev.com/bbf2420306f6d0a3c85d10a4115ab254b3912162
Cr-Commit-Position: refs/heads/master@{#421447}

[fukino, 2016-09-27 10:30:45]

Description was changed from

==========
Add externalfile: to PDF extension's object-src.

BUG=
==========

to

==========
Add externalfile: to PDF extension's object-src.

BUG=
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[fukino, 2016-09-27 10:46:52]

Description was changed from

==========
Add externalfile: to PDF extension's object-src.

BUG=
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[fukino, 2016-09-27 10:47:31]

Description was changed from

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
TEST=manually tested the repro steps in the bug description.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[fukino, 2016-09-27 10:51:16]

fukino@chromium.org changed reviewers:
+ raymes@chromium.org

[fukino, 2016-09-27 10:51:17]

raymes@, could you take a look? Thanks!

[raymes, 2016-09-27 23:48:56]

lgtm

[fukino, 2016-09-28 04:21:14]

Thanks!

[fukino, 2016-09-28 04:21:19]

The CQ bit was checked by fukino@chromium.org

[commit-bot: I haz the power, 2016-09-28 04:21:33]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-28 04:34:36]

Description was changed from

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
TEST=manually tested the repro steps in the bug description.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
TEST=manually tested the repro steps in the bug description.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[commit-bot: I haz the power, 2016-09-28 04:34:36]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-28 04:36:31]

Description was changed from

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
TEST=manually tested the repro steps in the bug description.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
Add externalfile: to PDF extension's object-src.

externalfile:// scheme is used in Chrome OS to open external files (e.g. files
in Google Drive) in a browser tab.
After https://codereview.chromium.org/2209113002/, we need to specify it in PDF
extension's CSP permissions.

BUG=645285
TEST=manually tested the repro steps in the bug description.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Committed: https://crrev.com/bbf2420306f6d0a3c85d10a4115ab254b3912162
Cr-Commit-Position: refs/heads/master@{#421447}
==========

[commit-bot: I haz the power, 2016-09-28 04:36:32]

Patchset 1 (id:??) landed as
https://crrev.com/bbf2420306f6d0a3c85d10a4115ab254b3912162
Cr-Commit-Position: refs/heads/master@{#421447}