Revert of Aura on Android: Fix link errors when building content_unittests_apk.

Revert of Aura on Android: Fix link errors when building content_unittests_apk. (patchset #1 id:1 of https://codereview.chromium.org/1466463004/ )

Reason for revert:
Reverting, since Android Aura has been cancelled

Original issue's description:
> Aura on Android: Fix link errors when building content_unittests_apk.
>
> * Do ui::RegisterUIAndroidJni() only when not using Aura.
> * Exclude desktop_aura from the build.
>
> BUG=507792
>
> Committed: https://crrev.com/ce62351f189643118e9d09bf06e128b75345ef36
> Cr-Commit-Position: refs/heads/master@{#360942}

TBR=sievers@chromium.org,sadrul@chromium.org,bshe@chromium.org,moshayedi@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=507792
Committed: https://crrev.com/3a9223ba80ddc8662c2431e1442de68d252e7dab
Cr-Commit-Position: refs/heads/master@{#371901}

[mfomitchev, 2016-01-27 21:28:41]

Created Revert of Aura on Android: Fix link errors when building
content_unittests_apk.

[commit-bot: I haz the power, 2016-01-27 21:29:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1647663002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1647663002/1

[commit-bot: I haz the power, 2016-01-27 21:34:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1647663002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1647663002/1

[commit-bot: I haz the power, 2016-01-27 22:03:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1647663002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1647663002/1

[commit-bot: I haz the power, 2016-01-27 22:33:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1647663002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1647663002/1

[commit-bot: I haz the power, 2016-01-27 22:42:57]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-27 22:44:16]

Description was changed from

==========
Revert of Aura on Android: Fix link errors when building content_unittests_apk.
(patchset #1 id:1 of https://codereview.chromium.org/1466463004/ )

Reason for revert:
Reverting, since Android Aura has been cancelled

Original issue's description:
> Aura on Android: Fix link errors when building content_unittests_apk.
> 
> * Do ui::RegisterUIAndroidJni() only when not using Aura.
> * Exclude desktop_aura from the build.
> 
> BUG=507792
> 
> Committed: https://crrev.com/ce62351f189643118e9d09bf06e128b75345ef36
> Cr-Commit-Position: refs/heads/master@{#360942}

TBR=sievers@chromium.org,sadrul@chromium.org,bshe@chromium.org,moshayedi@chro...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=507792
==========

to

==========
Revert of Aura on Android: Fix link errors when building content_unittests_apk.
(patchset #1 id:1 of https://codereview.chromium.org/1466463004/ )

Reason for revert:
Reverting, since Android Aura has been cancelled

Original issue's description:
> Aura on Android: Fix link errors when building content_unittests_apk.
>
> * Do ui::RegisterUIAndroidJni() only when not using Aura.
> * Exclude desktop_aura from the build.
>
> BUG=507792
>
> Committed: https://crrev.com/ce62351f189643118e9d09bf06e128b75345ef36
> Cr-Commit-Position: refs/heads/master@{#360942}

TBR=sievers@chromium.org,sadrul@chromium.org,bshe@chromium.org,moshayedi@chro...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=507792

Committed: https://crrev.com/3a9223ba80ddc8662c2431e1442de68d252e7dab
Cr-Commit-Position: refs/heads/master@{#371901}
==========

[commit-bot: I haz the power, 2016-01-27 22:44:17]

Patchset 1 (id:??) landed as
https://crrev.com/3a9223ba80ddc8662c2431e1442de68d252e7dab
Cr-Commit-Position: refs/heads/master@{#371901}