arc: Make ActivityName.activity_name nullable.

arc: Make ActivityName.activity_name nullable.

Make the ActivityName struct's activity_name field nullable
so that IntentHelperInstance.HandleIntent can be used to
launch an arbitrary applicable activity within a given
package.

BUG=659802
Committed: https://crrev.com/6a13c43acff6124abf2f0816492d348bce8b16cf
Cr-Commit-Position: refs/heads/master@{#427879}

[Daniel Erat, 2016-10-26 22:53:17]

derat@chromium.org changed reviewers:
+ dcheng@chromium.org, kinaba@chromium.org, yusukes@chromium.org

[Daniel Erat, 2016-10-26 22:55:26]

(nothing on the chrome side passes a null value currently)

[Daniel Erat, 2016-10-26 22:55:32]

The CQ bit was checked by derat@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-10-26 22:56:20]

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

[Yusuke Sato, 2016-10-26 23:02:10]

lgtm

[commit-bot: I haz the power, 2016-10-26 23:26:54]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-10-26 23:26:55]

Dry run: This issue passed the CQ dry run.

[dcheng, 2016-10-26 23:28:25]

lgtm

[Daniel Erat, 2016-10-26 23:31:17]

The CQ bit was checked by derat@chromium.org

[commit-bot: I haz the power, 2016-10-26 23:32:27]

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, 2016-10-26 23:37:58]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-10-26 23:42:18]

Description was changed from

==========
arc: Make ActivityName.activity_name nullable.

Make the ActivityName struct's activity_name field nullable
so that IntentHelperInstance.HandleIntent can be used to
launch an arbitrary applicable activity within a given
package.

BUG=659802
==========

to

==========
arc: Make ActivityName.activity_name nullable.

Make the ActivityName struct's activity_name field nullable
so that IntentHelperInstance.HandleIntent can be used to
launch an arbitrary applicable activity within a given
package.

BUG=659802

Committed: https://crrev.com/6a13c43acff6124abf2f0816492d348bce8b16cf
Cr-Commit-Position: refs/heads/master@{#427879}
==========

[commit-bot: I haz the power, 2016-10-26 23:42:19]

Patchset 1 (id:??) landed as
https://crrev.com/6a13c43acff6124abf2f0816492d348bce8b16cf
Cr-Commit-Position: refs/heads/master@{#427879}