Add sql/sql.gyp to start building libsql and sql_unittests.

Add sql/sql.gyp to start building libsql and sql_unittests.

Nothing uses this yet, but is needed to make the changes to buildbot. It only
hooks into all.gyp so it can be built.

BUG=72317
TEST=sql_unittests

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=91132

[Mark Mentovai, 2011-06-29 23:09:29]

http://codereview.chromium.org/7281015/diff/1/sql/sql.gyp
File sql/sql.gyp (right):

http://codereview.chromium.org/7281015/diff/1/sql/sql.gyp#newcode18
sql/sql.gyp:18: 'export_dependent_settings': [
Really? What do you need to export?

[Robert Sesek, 2011-06-29 23:36:21]

http://codereview.chromium.org/7281015/diff/1/sql/sql.gyp
File sql/sql.gyp (right):

http://codereview.chromium.org/7281015/diff/1/sql/sql.gyp#newcode18
sql/sql.gyp:18: 'export_dependent_settings': [
On 2011/06/29 23:09:29, Mark Mentovai wrote:
> Really? What do you need to export?

It was copied from app_base. I dunno. Nothing? Removed.

[Mark Mentovai, 2011-06-30 00:06:55]

LGTM