Revert of Roll Clang 218707:220284 (+cherry-picks of 220340, 220403 and 220407)

Revert of Roll Clang 218707:220284 (+cherry-picks of 220340, 220403 and 220407) (patchset #4 id:60001 of https://codereview.chromium.org/718513002/)

Reason for revert:
Sizes regression, http://crbug.com/433067

Original issue's description:
> Roll Clang 218707:220284 (+cherry-picks of 220340, 220403 and 220407)
>
> Also:
> - Update the build script to work with the new Android NDK
> - Make the package script fail if the update script fails.
>
> BUG=431803
> R=thakis@chromium.org
>
> Committed: https://crrev.com/18dd7aa2a0a236c14fb6889d526d3fe6e1dfa08c
> Cr-Commit-Position: refs/heads/master@{#304081}

TBR=thakis@chromium.org,hans@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=431803
Committed: https://crrev.com/32a7c255702e76d59d675875c2ce14e47259300b
Cr-Commit-Position: refs/heads/master@{#304109}

[DaleCurtis, 2014-11-13 23:14:30]

Created Revert of Roll Clang 218707:220284 (+cherry-picks of 220340, 220403 and
220407)

[commit-bot: I haz the power, 2014-11-13 23:16:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/725773002/1

[commit-bot: I haz the power, 2014-11-13 23:19:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-11-13 23:36:11]

Patchset 1 (id:??) landed as
https://crrev.com/32a7c255702e76d59d675875c2ce14e47259300b
Cr-Commit-Position: refs/heads/master@{#304109}