Revert of Pull the Activity context from WindowAndroid if possible

Revert of Pull the Activity context from WindowAndroid if possible (patchset #4 id:60001 of https://codereview.chromium.org/1528733002/ )

Reason for revert:
Failing on perf Android Builders.

https://build.chromium.org/p/chromium.perf/builders/Android%20Builder/builds/56908
https://build.chromium.org/p/chromium.perf/builders/Android%20arm64%20Builder/builds/14488

Original issue's description:
> Pull the Activity context from WindowAndroid if possible
>
> WebView uses ContentViewCore's context for displaying dialogs and
> wraps it at construction time. This change makes sure that if there
> is an activity that can be reached through WindowAndroid, we use
> that as the context inside ColorChooser. Also make sure if there is no activity, we
> dont attempt to create a color chooser and try to show it.
> Update ActivityWindowAndroid to take a Context type so
> that in Android WebView, the activity context can remain wrapped.
>
> BUG=550410, 570429
>
> Committed: https://crrev.com/fdf17ed2da4f4554400c25993aa688cb9355c004
> Cr-Commit-Position: refs/heads/master@{#366125}

TBR=boliu@chromium.org,torne@chromium.org,tedchoc@chromium.org,tobiasjs@chromium.org,newt@chromium.org,yusufo@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=550410, 570429
Committed: https://crrev.com/b370242ecaeee80710008a3e1927fcd1d73f568e
Cr-Commit-Position: refs/heads/master@{#366159}

[dtu, 2015-12-18 20:23:37]

Created Revert of Pull the Activity context from WindowAndroid if possible

[commit-bot: I haz the power, 2015-12-18 20:24:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1541473002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1541473002/1

[commit-bot: I haz the power, 2015-12-18 20:25:28]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-12-18 20:26:42]

Description was changed from

==========
Revert of Pull the Activity context from WindowAndroid if possible (patchset #4
id:60001 of https://codereview.chromium.org/1528733002/ )

Reason for revert:
Failing on perf Android Builders.

https://build.chromium.org/p/chromium.perf/builders/Android%20Builder/builds/...
https://build.chromium.org/p/chromium.perf/builders/Android%20arm64%20Builder...

Original issue's description:
> Pull the Activity context from WindowAndroid if possible
> 
> WebView uses ContentViewCore's context for displaying dialogs and
> wraps it at construction time. This change makes sure that if there
> is an activity that can be reached through WindowAndroid, we use
> that as the context inside ColorChooser. Also make sure if there is no
activity, we
> dont attempt to create a color chooser and try to show it.
> Update ActivityWindowAndroid to take a Context type so
> that in Android WebView, the activity context can remain wrapped.
> 
> BUG=550410, 570429
> 
> Committed: https://crrev.com/fdf17ed2da4f4554400c25993aa688cb9355c004
> Cr-Commit-Position: refs/heads/master@{#366125}

TBR=boliu@chromium.org,torne@chromium.org,tedchoc@chromium.org,tobiasjs@chrom...
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=550410, 570429
==========

to

==========
Revert of Pull the Activity context from WindowAndroid if possible (patchset #4
id:60001 of https://codereview.chromium.org/1528733002/ )

Reason for revert:
Failing on perf Android Builders.

https://build.chromium.org/p/chromium.perf/builders/Android%20Builder/builds/...
https://build.chromium.org/p/chromium.perf/builders/Android%20arm64%20Builder...

Original issue's description:
> Pull the Activity context from WindowAndroid if possible
>
> WebView uses ContentViewCore's context for displaying dialogs and
> wraps it at construction time. This change makes sure that if there
> is an activity that can be reached through WindowAndroid, we use
> that as the context inside ColorChooser. Also make sure if there is no
activity, we
> dont attempt to create a color chooser and try to show it.
> Update ActivityWindowAndroid to take a Context type so
> that in Android WebView, the activity context can remain wrapped.
>
> BUG=550410, 570429
>
> Committed: https://crrev.com/fdf17ed2da4f4554400c25993aa688cb9355c004
> Cr-Commit-Position: refs/heads/master@{#366125}

TBR=boliu@chromium.org,torne@chromium.org,tedchoc@chromium.org,tobiasjs@chrom...
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=550410, 570429

Committed: https://crrev.com/b370242ecaeee80710008a3e1927fcd1d73f568e
Cr-Commit-Position: refs/heads/master@{#366159}
==========

[commit-bot: I haz the power, 2015-12-18 20:26:43]

Patchset 1 (id:??) landed as
https://crrev.com/b370242ecaeee80710008a3e1927fcd1d73f568e
Cr-Commit-Position: refs/heads/master@{#366159}