MIPS: Enable v8 compilation with CLANG.

MIPS: Enable v8 compilation with CLANG.

Updated toolchain.gypi to support v8 using CLANG on MIPS. These changes
include using integrated assembler with CLANG, and disabling options
used by GCC which are not supported by CLANG.

TEST=
BUG=

Committed: https://crrev.com/0bae3c393575de4503cb179faa220e597e35dd8f
Cr-Commit-Position: refs/heads/master@{#32780}

[Ilija.Pavlovic1, 2015-12-10 13:37:18]

ilija.pavlovic@imgtec.com changed reviewers:
+ akos.palfi@imgtec.com, balazs.kilvady@imgtec.com,
ivica.bogosavljevic@imgtec.com, paul.lind@imgtec.com

[balazs.kilvady, 2015-12-10 14:51:42]

lgtm. I guess we need an lgtm from a google guy, maybe Jakob is a good candidate
for this :)

[Jakob Kummerow, 2015-12-10 16:14:44]

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

[Jakob Kummerow, 2015-12-10 16:14:45]

lgtm

[Ilija.Pavlovic1, 2015-12-11 07:28:11]

The CQ bit was checked by ilija.pavlovic@imgtec.com

[commit-bot: I haz the power, 2015-12-11 07:28:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1519493002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1519493002/1

[commit-bot: I haz the power, 2015-12-11 08:07:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-12-11 08:07:58]

Description was changed from

==========
MIPS: Enable v8 compilation with CLANG.

Updated toolchain.gypi to support v8 using CLANG on MIPS. These changes
include using integrated assembler with CLANG, and disabling options
used by GCC which are not supported by CLANG.

TEST=
BUG=
==========

to

==========
MIPS: Enable v8 compilation with CLANG.

Updated toolchain.gypi to support v8 using CLANG on MIPS. These changes
include using integrated assembler with CLANG, and disabling options
used by GCC which are not supported by CLANG.

TEST=
BUG=

Committed: https://crrev.com/0bae3c393575de4503cb179faa220e597e35dd8f
Cr-Commit-Position: refs/heads/master@{#32780}
==========

[commit-bot: I haz the power, 2015-12-11 08:07:58]

Patchset 1 (id:??) landed as
https://crrev.com/0bae3c393575de4503cb179faa220e597e35dd8f
Cr-Commit-Position: refs/heads/master@{#32780}

[Michael Achenbach, 2015-12-11 09:10:02]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1520823002/ by machenbach@chromium.org.

The reason for reverting is: [Sheriff] This seems to break chromium runhooks for
android:
https://build.chromium.org/p/client.v8.fyi/builders/Android%20Builder/builds/....