Moved the ExternalReferenceTable class to src/external-reference-table.cc/.h

Moved the ExternalReferenceTable class to src/external-reference-table.cc/.h

The new location allows to add an external reference without requiring
an lgtm from a snapshot/ owner.

R=yangguo@chromium.org

Committed: https://crrev.com/88309de15811967dcb2a9ea190fccf47eac859d9
Cr-Commit-Position: refs/heads/master@{#34858}

[Yang, 2016-03-17 13:02:02]

lgtm. thanks!

[ahaas, 2016-03-17 13:10:10]

The CQ bit was checked by ahaas@chromium.org

[commit-bot: I haz the power, 2016-03-17 13:10:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1812853002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1812853002/20001

[commit-bot: I haz the power, 2016-03-17 13:14:17]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-03-17 13:14:43]

Description was changed from

==========
Moved the ExternalReferenceTable class to src/external-reference-table.cc/.h

The new location allows to add an external reference without requiring
an lgtm from a snapshot/ owner.


R=yangguo@chromium.org
==========

to

==========
Moved the ExternalReferenceTable class to src/external-reference-table.cc/.h

The new location allows to add an external reference without requiring
an lgtm from a snapshot/ owner.

R=yangguo@chromium.org

Committed: https://crrev.com/88309de15811967dcb2a9ea190fccf47eac859d9
Cr-Commit-Position: refs/heads/master@{#34858}
==========

[commit-bot: I haz the power, 2016-03-17 13:14:44]

Patchset 2 (id:??) landed as
https://crrev.com/88309de15811967dcb2a9ea190fccf47eac859d9
Cr-Commit-Position: refs/heads/master@{#34858}