Introduce a compile method that takes context extensions

Introduce a compile method that takes context extensions

BUG=chromium:456192
R=yangguo@chromium.org
LOG=y

Committed: https://crrev.com/30674bdeb45241836bc309e42f008e66908f65e1
Cr-Commit-Position: refs/heads/master@{#26530}

[Yang, 2015-02-09 10:21:19]

lgtm with comment.

https://codereview.chromium.org/910683002/diff/1/test/cctest/test-compiler.cc
File test/cctest/test-compiler.cc (right):

https://codereview.chromium.org/910683002/diff/1/test/cctest/test-compiler.cc...
test/cctest/test-compiler.cc:419: CcTest::isolate(), &script_source,
env.local(), 1, &math);
Would be nicer to have more than one extension object to test that context
chaining (and also shadowing) works.

[Yang, 2015-02-09 10:21:23]

lgtm with comment.

[jochen (gone - plz use gerrit), 2015-02-09 14:49:49]

New patchsets have been uploaded after l-g-t-m from yangguo@chromium.org

[jochen (gone - plz use gerrit), 2015-02-09 14:49:58]

done

[jochen (gone - plz use gerrit), 2015-02-09 14:50:00]

The CQ bit was checked by jochen@chromium.org

[commit-bot: I haz the power, 2015-02-09 14:50:21]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/910683002/20001

[commit-bot: I haz the power, 2015-02-09 15:15:34]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-02-09 15:16:41]

Patchset 2 (id:??) landed as
https://crrev.com/30674bdeb45241836bc309e42f008e66908f65e1
Cr-Commit-Position: refs/heads/master@{#26530}