Update Dr. Memory to 1.8.16553 (0xd673826). This fixes problems handling HeapWalk().

Update Dr. Memory to 1.8.16553 (0xd673826). This fixes problems handling HeapWalk().

BUG=481231
TBR=earthdok@chromium.org
NOTRY=true

Committed: https://crrev.com/646b3185e4958a3ab0676717fe048fd6bf6ebb17
Cr-Commit-Position: refs/heads/master@{#327364}

[Derek Bruening, 2015-04-28 20:13:54]

The CQ bit was checked by bruening@chromium.org

[commit-bot: I haz the power, 2015-04-28 20:14:11]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1110243003/1

[commit-bot: I haz the power, 2015-04-28 21:15:37]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-28 21:16:27]

Patchset 1 (id:??) landed as
https://crrev.com/646b3185e4958a3ab0676717fe048fd6bf6ebb17
Cr-Commit-Position: refs/heads/master@{#327364}

[Lei Zhang, 2015-04-30 07:48:54]

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

[Lei Zhang, 2015-04-30 07:48:54]

There's a lot of red DrMemory bots currently...

[Lei Zhang, 2015-05-01 21:00:44]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1117123003/ by thestig@chromium.org.

The reason for reverting is: Turned all the DrMemory bots red..