Use public_deps for v8_base in GN.

Use public_deps for v8_base in GN.

The previous code took advantage of the fact that a group's deps are implicitly public, but I'm trying to fix that. This also cleans up some duplicated code between component and non-component builds.

Committed: https://crrev.com/cb2c22321f2e62e1e0cb3a5aec6ae289c3c1df6d
Cr-Commit-Position: refs/heads/master@{#30820}

[brettw, 2015-09-17 20:04:39]

brettw@chromium.org changed reviewers:
+ jochen@chromium.org

[brettw, 2015-09-17 20:05:50]

The CQ bit was checked by brettw@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-09-17 20:06:00]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1356723002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1356723002/1

[commit-bot: I haz the power, 2015-09-17 20:06:02]

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

[commit-bot: I haz the power, 2015-09-17 20:06:03]

Dry run: No L-G-T-M from a valid reviewer yet. Only full committers are
accepted.
Even if an L-G-T-M may have been provided, it was from a non-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.

[Dirk Pranke, 2015-09-17 20:12:17]

dpranke@chromium.org changed reviewers:
+ dpranke@chromium.org

[Dirk Pranke, 2015-09-17 20:12:18]

lgtm

[brettw, 2015-09-17 22:06:51]

Jochen: still need owners review. Feel free to CQ

[jochen (gone - plz use gerrit), 2015-09-18 08:32:38]

The CQ bit was checked by jochen@chromium.org

[jochen (gone - plz use gerrit), 2015-09-18 08:32:38]

lgtm

[commit-bot: I haz the power, 2015-09-18 08:32:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1356723002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1356723002/1

[commit-bot: I haz the power, 2015-09-18 09:32:36]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-18 09:32:53]

Patchset 1 (id:??) landed as
https://crrev.com/cb2c22321f2e62e1e0cb3a5aec6ae289c3c1df6d
Cr-Commit-Position: refs/heads/master@{#30820}