Use "static_assert" in lieu of "COMPILE_ASSERT" in courgete

Using "static_assert" in lieu of "COMPILE_ASSERT"  in courgete module

All our toolchains support c++'s static_assert now- COMPILE_ASSERT can be removed now.

BUG=442514
Committed: https://crrev.com/1b06a96c05f8ef9e27b23ccbfe5f4976ed8ef123
Cr-Commit-Position: refs/heads/master@{#312203}

[anujsharma, 2015-01-20 12:43:09]

anujk.sharma@samsung.com changed reviewers:
+ tommi@chromium.org

[anujsharma, 2015-01-20 12:43:10]

PTAL

[tommi (sloooow) - chröme, 2015-01-20 14:20:03]

The CQ bit was checked by tommi@chromium.org

[tommi (sloooow) - chröme, 2015-01-20 14:20:03]

lgtm

[commit-bot: I haz the power, 2015-01-20 14:21:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/857153003/1

[commit-bot: I haz the power, 2015-01-20 15:55:28]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-20 15:56:12]

Patchset 1 (id:??) landed as
https://crrev.com/1b06a96c05f8ef9e27b23ccbfe5f4976ed8ef123
Cr-Commit-Position: refs/heads/master@{#312203}