Add flag for MTP write support.

Add flag for MTP write support.

BUG=413541
TEST=manually tested.

Committed: https://crrev.com/e6a41b132391ffdfdacb8d36990ad4db51ecf3a1
Cr-Commit-Position: refs/heads/master@{#323671}

[yawano, 2015-04-01 04:29:48]

yawano@chromium.org changed reviewers:
+ thestig@chromium.org

[yawano, 2015-04-01 04:29:48]

Put MTP write support behind flag. PTAL. Thank you!

[Lei Zhang, 2015-04-01 18:12:25]

lgtm, but you need a chromeos/OWNERS too.

[yawano, 2015-04-02 01:57:35]

Thank you! For chromeos_swtiches, everyone has the owner. Do you mean that it's
better to ask chromeos/owners to review this CL for making it sure?

https://code.google.com/p/chromium/codesearch#chromium/src/chromeos/OWNERS

[Lei Zhang, 2015-04-02 02:03:17]

On 2015/04/02 01:57:35, yawano wrote:
> Thank you! For chromeos_swtiches, everyone has the owner. Do you mean that
it's
> better to ask chromeos/owners to review this CL for making it sure?
> 
> https://code.google.com/p/chromium/codesearch#chromium/src/chromeos/OWNERS

Oh, I guess you are good to go then.

[yawano, 2015-04-02 02:04:08]

On 2015/04/02 02:03:17, Lei Zhang wrote:
> On 2015/04/02 01:57:35, yawano wrote:
> > Thank you! For chromeos_swtiches, everyone has the owner. Do you mean that
> it's
> > better to ask chromeos/owners to review this CL for making it sure?
> > 
> > https://code.google.com/p/chromium/codesearch#chromium/src/chromeos/OWNERS
> 
> Oh, I guess you are good to go then.

Thank you!

[yawano, 2015-04-02 02:04:13]

The CQ bit was checked by yawano@chromium.org

[commit-bot: I haz the power, 2015-04-02 02:04:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1049833004/1

[commit-bot: I haz the power, 2015-04-02 03:47:50]

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

[commit-bot: I haz the power, 2015-04-02 03:47:51]

Try jobs failed on following builders:
  linux_chromium_chromeos_ozone_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Lei Zhang, 2015-04-02 04:37:22]

Oh, right. Forgot to tell you to add the new flag to the histograms.

[yawano, 2015-04-02 04:55:26]

yawano@chromium.org changed reviewers:
+ isherman@chromium.org

[yawano, 2015-04-02 04:55:27]

@isherman: PTAL histograms.xml. Thank you!

[Ilya Sherman, 2015-04-02 17:16:18]

The CQ bit was checked by isherman@chromium.org

[Ilya Sherman, 2015-04-02 17:16:18]

lgtm

[Ilya Sherman, 2015-04-02 17:16:19]

The patchset sent to the CQ was uploaded after l-g-t-m from thestig@chromium.org
Link to the patchset: https://codereview.chromium.org/1049833004/#ps20001
(title: "Add histogram value.")

[commit-bot: I haz the power, 2015-04-02 17:17:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1049833004/20001

[commit-bot: I haz the power, 2015-04-02 17:51:48]

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

[commit-bot: I haz the power, 2015-04-02 17:51:49]

Try jobs failed on following builders:
  linux_chromium_chromeos_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[yawano, 2015-04-03 00:34:07]

The CQ bit was checked by yawano@chromium.org

[yawano, 2015-04-03 00:34:08]

The patchset sent to the CQ was uploaded after l-g-t-m from
thestig@chromium.org, isherman@chromium.org
Link to the patchset: https://codereview.chromium.org/1049833004/#ps40001
(title: "Rebase.")

[yawano, 2015-04-03 00:35:16]

On 2015/04/02 17:16:18, Ilya Sherman wrote:
> lgtm

Thank you!

[commit-bot: I haz the power, 2015-04-03 00:52:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1049833004/40001

[commit-bot: I haz the power, 2015-04-03 07:52:09]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-04-03 20:34:33]

Patchset 3 (id:??) landed as
https://crrev.com/e6a41b132391ffdfdacb8d36990ad4db51ecf3a1
Cr-Commit-Position: refs/heads/master@{#323671}