Revert of Add domain-specific language for BPF policies

Revert of Add domain-specific language for BPF policies (https://codereview.chromium.org/299743002/)

Reason for revert:
Suspected for sandbox_linux_unittests failures on Linux Tests (dbg)(2)(32) at http://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20%28dbg%29%282%29%2832%29/builds/14560

errors in
BPFDSL.MoreBooleanLogic
Actual test failure: ../../sandbox/linux/bpf_dsl/bpf_dsl_unittest.cc:117:(11) == ((*__errno_location ()))
BPFDSL.MaskTest
Actual test failure: ../../sandbox/linux/bpf_dsl/bpf_dsl_unittest.cc:206:(expect_errno) == ((*__errno_location ()))
BPFDSL.ElseIfTest
Actual test failure: ../../sandbox/linux/bpf_dsl/bpf_dsl_unittest.cc:235:(0) == (setuid(0))

output like
Value of: subprocess_exit_status
Actual: 1
Expected: kExpectedValue
Which is: 42

Original issue's description:
> Add domain-specific language for BPF policies
> 
> This CL adds basic support for equality testing of system call
> arguments, and conjunctive and disjunctive combinations of tests.
> 
> BUG=375497
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=283350

TBR=mdempsky@chromium.org
NOTREECHECKS=true
NOTRY=true

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=283377

[tapted, 2014-07-16 06:57:41]

Created Revert of Add domain-specific language for BPF policies

[commit-bot: I haz the power, 2014-07-16 06:58:47]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/tapted@chromium.org/391043003/1

[commit-bot: I haz the power, 2014-07-16 06:58:48]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-07-16 06:58:48]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer or
a provisional committer, _not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[tapted, 2014-07-16 07:00:09]

The CQ bit was checked by tapted@chromium.org

[commit-bot: I haz the power, 2014-07-16 07:02:59]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/tapted@chromium.org/391043003/1

[mdempsky, 2014-07-16 07:03:57]

lgtm

[commit-bot: I haz the power, 2014-07-16 07:06:01]

Change committed as 283377