[Inspector] Deprecate usage of v8::Handle with v8::Local as replacement.

[Inspector] Deprecate usage of v8::Handle with v8::Local as replacement.

This is minor refactoring done in order to encourage the usage of v8::Local in-lieu of v8::Handle
within the inspector.

BUG=424445
R=haraken@chromium.org
R=yurys@chromium.org

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=186785

[vivekg, 2014-12-09 12:03:19]

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

[vivekg, 2014-12-09 12:03:20]

PTAL. Bit of a trivial one, just getting started to tackle v8 bindings going
forward :)

[haraken, 2014-12-09 15:38:56]

LGTM

[vivekg, 2014-12-09 16:22:03]

The CQ bit was checked by vivekg@chromium.org

[commit-bot: I haz the power, 2014-12-09 16:22:30]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/766103003/1

[commit-bot: I haz the power, 2014-12-09 16:25:13]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=186785