X87: Remove CallFunctionStub, always call through the Call builtin (also from CallIC).

X87: Remove CallFunctionStub, always call through the Call builtin (also from CallIC).

  port 44c44521ae11859478b42004f57ea93df52526ee (r31823).

  original commit message:
  This fixes receiver conversion since the Call builtin does it correctly.

BUG=

Committed: https://crrev.com/018ecfd16263647d06b6f051f2d4eef9f7e87295
Cr-Commit-Position: refs/heads/master@{#31848}

[zhengxing.li, 2015-11-06 02:47:45]

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

[Weiliang, 2015-11-06 02:52:16]

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

[Weiliang, 2015-11-06 02:52:16]

lgtm

[commit-bot: I haz the power, 2015-11-06 02:52:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1416673009/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1416673009/1

[commit-bot: I haz the power, 2015-11-06 03:10:50]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-06 03:11:42]

Patchset 1 (id:??) landed as
https://crrev.com/018ecfd16263647d06b6f051f2d4eef9f7e87295
Cr-Commit-Position: refs/heads/master@{#31848}