MemorySanitizer: improve the udev dynamic loading hack.

MemorySanitizer: improve the udev dynamic loading hack.

Use the unversioned symlink to ensure we always load instrumented udev.

BUG=437464, 438427
R=thestig@chromium.org, reillyg@chromium.org

Committed: https://crrev.com/cec440607f64637a0278ad34ab3d03eb5498f89d
Cr-Commit-Position: refs/heads/master@{#307067}

[Lei Zhang, 2014-12-04 22:56:02]

lgtm, but you need an OWNER to stamp as well.

Do you want to own the TODO in device/udev_linux/udev_loader.cc as well?

[earthdok, 2014-12-04 23:01:20]

earthdok@chromium.org changed reviewers:
+ reillyg@chromium.org

[earthdok, 2014-12-04 23:01:41]

On 2014/12/04 22:56:02, Lei Zhang wrote:
> lgtm, but you need an OWNER to stamp as well.
+reillyg@
 
> Do you want to own the TODO in device/udev_linux/udev_loader.cc as well?
Sure, done.

[Lei Zhang, 2014-12-04 23:10:30]

Thanks.

[earthdok, 2014-12-05 18:57:32]

Reilly, would you mind stamping this? Thanks.

[Reilly Grant (use Gerrit), 2014-12-05 19:00:59]

lgtm

[earthdok, 2014-12-05 19:09:10]

The CQ bit was checked by earthdok@chromium.org

[commit-bot: I haz the power, 2014-12-05 19:10:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/755873003/20001

[commit-bot: I haz the power, 2014-12-05 20:11:13]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2014-12-05 20:12:01]

Patchset 2 (id:??) landed as
https://crrev.com/cec440607f64637a0278ad34ab3d03eb5498f89d
Cr-Commit-Position: refs/heads/master@{#307067}