[iOS/GN] Allow overriding parameters of "ios_app_bundle" in "test" template.

[iOS/GN] Allow overriding parameters of "ios_app_bundle" in "test" template.

Allow the caller of the "test" template from //testing/test.gni to override
some of the parameters or to provide additional values. This is required by
downstream iOS tests.

BUG=603100
Committed: https://crrev.com/9e147e0f2afa85229667da6bd3c2a7e15a6f9232
Cr-Commit-Position: refs/heads/master@{#398161}

[sdefresne, 2016-06-06 18:10:17]

sdefresne@chromium.org changed reviewers:
+ dpranke@chromium.org

[sdefresne, 2016-06-06 18:10:17]

Please take a look and send to CQ if LGTY.

[Dirk Pranke, 2016-06-06 23:27:58]

lgtm

[Dirk Pranke, 2016-06-06 23:28:01]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2016-06-06 23:28:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2043843003/1

[commit-bot: I haz the power, 2016-06-07 00:11:02]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-07 00:14:13]

Description was changed from

==========
[iOS/GN] Allow overriding parameters of "ios_app_bundle" in "test" template.

Allow the caller of the "test" template from //testing/test.gni to override
some of the parameters or to provide additional values. This is required by
downstream iOS tests.

BUG=603100
==========

to

==========
[iOS/GN] Allow overriding parameters of "ios_app_bundle" in "test" template.

Allow the caller of the "test" template from //testing/test.gni to override
some of the parameters or to provide additional values. This is required by
downstream iOS tests.

BUG=603100

Committed: https://crrev.com/9e147e0f2afa85229667da6bd3c2a7e15a6f9232
Cr-Commit-Position: refs/heads/master@{#398161}
==========

[commit-bot: I haz the power, 2016-06-07 00:14:14]

Patchset 1 (id:??) landed as
https://crrev.com/9e147e0f2afa85229667da6bd3c2a7e15a6f9232
Cr-Commit-Position: refs/heads/master@{#398161}