X87: Handle StepIn for constructors through PrepareStep just like for regular calls.

X87: Handle StepIn for constructors through PrepareStep just like for regular calls.

  port 14ec485c3a2887af22e17fb3906215d9a02f5e83 (r32044)

  original commit message:

BUG=

Committed: https://crrev.com/30d6a4deb256e421f0188e9ea5fdd3f6c6363e5e
Cr-Commit-Position: refs/heads/master@{#32073}

[zhengxing.li, 2015-11-18 06:15:02]

zhengxing.li@intel.com changed reviewers:
+ chunyang.dai@intel.com, verwaest@chromium.org, weiliang.lin@intel.com

[Weiliang, 2015-11-18 08:12:49]

The CQ bit was checked by weiliang.lin@intel.com

[Weiliang, 2015-11-18 08:12:50]

lgtm

[commit-bot: I haz the power, 2015-11-18 08:13:00]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1457673003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1457673003/1

[commit-bot: I haz the power, 2015-11-18 08:32:12]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-18 08:32:45]

Patchset 1 (id:??) landed as
https://crrev.com/30d6a4deb256e421f0188e9ea5fdd3f6c6363e5e
Cr-Commit-Position: refs/heads/master@{#32073}