Android: AppRTCMobile: Don't leak CallActivity.

Android: AppRTCMobile: Don't leak CallActivity.

Previously CallActivity would be leaked on every call. This CL fixes the
problem.

BUG=webrtc:6684
Review-Url: https://codereview.webrtc.org/2640433003
Cr-Commit-Position: refs/heads/master@{#16123}
Committed: https://chromium.googlesource.com/external/webrtc/+/e5cbc2019003dbb40e03811d7607feb95757a4ec

[sakal, 2017-01-17 13:28:18]

Description was changed from

==========
Android: AppRTCMobile: Don't leak CallActivity.

Previously CallActivity would be leaked on every call. This CL fixes the
problem.

BUG=webrtc:6684
==========

to

==========
Android: AppRTCMobile: Don't leak CallActivity.

Previously CallActivity would be leaked on every call. This CL fixes the
problem.

BUG=webrtc:6684
==========

[sakal, 2017-01-17 13:28:19]

sakal@webrtc.org changed reviewers:
+ magjed@webrtc.org

[sakal, 2017-01-17 13:30:32]

PTAL

[magjed_webrtc, 2017-01-17 14:20:07]

lgtm

[sakal, 2017-01-17 14:22:04]

The CQ bit was checked by sakal@webrtc.org

[commit-bot: I haz the power, 2017-01-17 14:22:16]

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

[commit-bot: I haz the power, 2017-01-17 15:25:54]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484662924330220, "parent_rev":
"61c98e0899e129385ff12e5f16a74864f2b782d7", "commit_rev":
"e5cbc2019003dbb40e03811d7607feb95757a4ec"}

[commit-bot: I haz the power, 2017-01-17 15:25:56]

Description was changed from

==========
Android: AppRTCMobile: Don't leak CallActivity.

Previously CallActivity would be leaked on every call. This CL fixes the
problem.

BUG=webrtc:6684
==========

to

==========
Android: AppRTCMobile: Don't leak CallActivity.

Previously CallActivity would be leaked on every call. This CL fixes the
problem.

BUG=webrtc:6684

Review-Url: https://codereview.webrtc.org/2640433003
Cr-Commit-Position: refs/heads/master@{#16123}
Committed:
https://chromium.googlesource.com/external/webrtc/+/e5cbc2019003dbb40e03811d7...
==========

[commit-bot: I haz the power, 2017-01-17 15:25:57]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/e5cbc2019003dbb40e03811d7...