[infra] Fix clang-format invocation from git cl format

[infra] Fix clang-format invocation from git cl format

Instead of maintaining two very similar python scripts, this change
copies the binaries they were forwarding to to the location expected
by git cl format and depot_tools.

R=aam@google.com

Committed: https://github.com/dart-lang/sdk/commit/ef139fbef34cbfbce10c3591975f66115e4f1aa4

[zra, 2017-05-09 15:17:15]

zra@google.com changed reviewers:
+ aam@google.com, rmacnak@google.com

[aam, 2017-05-09 16:05:11]

lgtm

LGTM

[zra, 2017-05-09 16:23:59]

Description was changed from

==========
[infra] Fix clang-format invocation from git cl format

Instead of maintaining two very similar python scripts, this change
copies the binaries they were forwarding to to the location expected
by git cl format and depot_tools.
==========

to

==========
[infra] Fix clang-format invocation from git cl format

Instead of maintaining two very similar python scripts, this change
copies the binaries they were forwarding to to the location expected
by git cl format and depot_tools.

R=aam@google.com

Committed:
https://github.com/dart-lang/sdk/commit/ef139fbef34cbfbce10c3591975f66115e4f1aa4
==========

[zra, 2017-05-09 16:24:02]

Committed patchset #2 (id:20001) manually as
ef139fbef34cbfbce10c3591975f66115e4f1aa4 (presubmit successful).

[rmacnak, 2017-05-09 16:34:47]

lgtm