Fix issue with --print-ast and class expressions

Fix issue with --print-ast and class expressions

Make sure that --print-ast works even when the class expression has no
name.

This also updates the printer to print the properties of the class
literal.

BUG=v8:4138
LOG=N
R=rossberg

Committed: https://crrev.com/f91c54fa0bd899da24899d4e141b422f7076d062
Cr-Commit-Position: refs/heads/master@{#28728}

[arv (Not doing code reviews), 2015-05-29 21:34:23]

PTAL

[adamk, 2015-05-29 22:23:50]

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

[adamk, 2015-05-29 22:23:51]

lgtm % switch

https://codereview.chromium.org/1165613003/diff/1/src/prettyprinter.cc
File src/prettyprinter.cc (right):

https://codereview.chromium.org/1165613003/diff/1/src/prettyprinter.cc#newcod...
src/prettyprinter.cc:1358: default:
I see that this code is just getting moved, but you can just leave off the
"default" here, which will make sure that anyone adding things to the enum will
have to change this code.

[arv (Not doing code reviews), 2015-05-29 22:41:15]

Removed default case

[arv (Not doing code reviews), 2015-05-29 22:42:37]

https://codereview.chromium.org/1165613003/diff/1/src/prettyprinter.cc
File src/prettyprinter.cc (right):

https://codereview.chromium.org/1165613003/diff/1/src/prettyprinter.cc#newcod...
src/prettyprinter.cc:1358: default:
On 2015/05/29 22:23:51, adamk wrote:
> I see that this code is just getting moved, but you can just leave off the
> "default" here, which will make sure that anyone adding things to the enum
will
> have to change this code.

Done.

[rossberg, 2015-06-01 11:24:11]

lgtm

[arv (Not doing code reviews), 2015-06-01 13:41:43]

The CQ bit was checked by arv@chromium.org

[arv (Not doing code reviews), 2015-06-01 13:41:43]

The patchset sent to the CQ was uploaded after l-g-t-m from adamk@chromium.org
Link to the patchset: https://codereview.chromium.org/1165613003/#ps20001
(title: "Removed default case")

[commit-bot: I haz the power, 2015-06-01 13:41:58]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1165613003/20001

[commit-bot: I haz the power, 2015-06-01 14:06:20]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-06-01 14:06:36]

Patchset 2 (id:??) landed as
https://crrev.com/f91c54fa0bd899da24899d4e141b422f7076d062
Cr-Commit-Position: refs/heads/master@{#28728}