Actually disable Wallet card saving on Linux.

Actually disable Wallet card saving on Linux.

This isn't the ideal solution because I'd like to be able to pass a gyp-time flag to re-enable it (for testing purposes), but it's the smallest patch for merging.

BUG=468045
Committed: https://crrev.com/423d45cbeb758ac43ad1456ae76987ba67a196e8
Cr-Commit-Position: refs/heads/master@{#326296}

[Evan Stade, 2015-04-21 23:30:45]

estade@chromium.org changed reviewers:
+ brettw@chromium.org

[brettw, 2015-04-21 23:43:55]

lgtm

[Evan Stade, 2015-04-21 23:54:45]

On 2015/04/21 23:43:55, brettw wrote:
> lgtm

had to make one more change to not crash when you press verify

[Evan Stade, 2015-04-22 00:01:50]

The CQ bit was checked by estade@chromium.org

[Evan Stade, 2015-04-22 00:01:50]

The patchset sent to the CQ was uploaded after l-g-t-m from brettw@chromium.org
Link to the patchset: https://codereview.chromium.org/1099993002/#ps20001
(title: "don't crash and burn")

[commit-bot: I haz the power, 2015-04-22 00:03:21]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1099993002/20001

[commit-bot: I haz the power, 2015-04-22 01:47:39]

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

[commit-bot: I haz the power, 2015-04-22 01:47:40]

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

[Evan Stade, 2015-04-22 13:24:19]

The CQ bit was checked by estade@chromium.org

[Evan Stade, 2015-04-22 13:24:19]

The patchset sent to the CQ was uploaded after l-g-t-m from brettw@chromium.org
Link to the patchset: https://codereview.chromium.org/1099993002/#ps40001
(title: "fix pdm tests")

[commit-bot: I haz the power, 2015-04-22 13:24:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1099993002/40001

[commit-bot: I haz the power, 2015-04-22 14:41:53]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-04-22 14:42:54]

Patchset 3 (id:??) landed as
https://crrev.com/423d45cbeb758ac43ad1456ae76987ba67a196e8
Cr-Commit-Position: refs/heads/master@{#326296}