NaCl: Update revision in DEPS, 58c9abe -> fea15c4

NaCl: Update revision in DEPS, 58c9abe -> fea15c4

This pulls in the following Native Client changes:

f02226b: (bbudge@chromium.org) Disable mmap_unittest.cc tests on Windows 64 in Debug...
6bc00f6: (dschuff@chromium.org) Update upstream compiler_rt to HEAD and use official git mirror
55d212c: (phosek@chromium.org) Updates the tools Makefile to work with Git
ccc9c66: (shyamsundarr@chromium.org) Add all remaining avx2 instructions except vgather.
9595661: (jfb@chromium.org) Enable -Werror for LLVM build
aa51c35: (pcc@google.com) Disable -flto when compiling nacl_bootstrap_lib.
476c662: (jfb@chromium.org) PNaCl: Update Subzero and LLVM revision in pnacl/COMPONENT_REVISIONS
2f388a0: (dschuff@chromium.org) Enable SCons testing of arm-nacl-clang on the bots
fea15c4: (bbudge@chromium.org) Disable mmap_unittest.cc tests on Windows 64 in Debug...

BUG=none
TEST=browser_tests and nacl_integration
CQ_EXTRA_TRYBOTS=tryserver.chromium.linux:linux_rel_precise32,linux_arm_compile,linux_nacl_sdk_build

Committed: https://crrev.com/cebaf8cb5f60a5e3f3ecbfd65ebb338c90dba400
Cr-Commit-Position: refs/heads/master@{#314020}

[Mark Seaborn, 2015-01-30 20:29:07]

mseaborn@chromium.org changed reviewers:
+ jfb@chromium.org

[JF, 2015-01-30 22:52:12]

lgtm

[Mark Seaborn, 2015-01-30 23:03:41]

The CQ bit was checked by mseaborn@chromium.org

[commit-bot: I haz the power, 2015-01-30 23:04:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/867463008/1

[commit-bot: I haz the power, 2015-01-30 23:08:35]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-30 23:09:22]

Patchset 1 (id:??) landed as
https://crrev.com/cebaf8cb5f60a5e3f3ecbfd65ebb338c90dba400
Cr-Commit-Position: refs/heads/master@{#314020}

[amineer_google, 2015-01-31 21:45:58]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/889163003/ by amineer@google.com.

The reason for reverting is: This is causing official builds to fail, as the
DEPS hash is not valid.

[JF, 2015-01-31 22:26:33]

On 2015/01/31 21:45:58, amineer wrote:
> A revert of this CL (patchset #1 id:1) has been created in
> https://codereview.chromium.org/889163003/ by mailto:amineer@google.com.
> 
> The reason for reverting is: This is causing official builds to fail, as the
> DEPS hash is not valid.

Re-rolled in:
  https://codereview.chromium.org/890173002