[arm][arm64] Disable COHERENT_CACHE support

[arm][arm64] Disable COHERENT_CACHE support

This is an experiment to see if it affects crash rates on Nexus 9 devices.
A small performance impact (3-4% on Octane) is expected.

BUG=chromium:524337
LOG=n
R=hablich@chromium.org

Committed: https://crrev.com/45616bfb27266359daeb0aded1a24f89a58a1b80
Cr-Commit-Position: refs/heads/master@{#34896}

[Michael Hablich, 2016-03-18 14:40:16]

On 2016/03/17 15:49:23, Jakob wrote:

lgtm

[Jakob Kummerow, 2016-03-18 14:44:03]

The CQ bit was checked by jkummerow@chromium.org

[commit-bot: I haz the power, 2016-03-18 14:44:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1808243002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1808243002/1

[commit-bot: I haz the power, 2016-03-18 15:02:39]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-18 15:03:16]

Description was changed from

==========
[arm][arm64] Disable COHERENT_CACHE support

This is an experiment to see if it affects crash rates on Nexus 9 devices.
A small performance impact (3-4% on Octane) is expected.

BUG=chromium:524337
LOG=n
R=hablich@chromium.org
==========

to

==========
[arm][arm64] Disable COHERENT_CACHE support

This is an experiment to see if it affects crash rates on Nexus 9 devices.
A small performance impact (3-4% on Octane) is expected.

BUG=chromium:524337
LOG=n
R=hablich@chromium.org

Committed: https://crrev.com/45616bfb27266359daeb0aded1a24f89a58a1b80
Cr-Commit-Position: refs/heads/master@{#34896}
==========

[commit-bot: I haz the power, 2016-03-18 15:03:17]

Patchset 1 (id:??) landed as
https://crrev.com/45616bfb27266359daeb0aded1a24f89a58a1b80
Cr-Commit-Position: refs/heads/master@{#34896}