Fix build due to double declaration of TraceTrait<RefPtr<T> >

Fix build due to double declaration of TraceTrait<RefPtr<T> >

Remove the double declaration. See some more discussion here:
  https://codereview.chromium.org/163493003/

NOTREECHECKS=true
NOTRY=true

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=167091

[wibling-chromium, 2014-02-13 15:02:53]

lgtm, but one of the changes originally adding the TraceTrait is already in the
process of being reverted.

[kenneth.r.christiansen, 2014-02-13 15:05:24]

On 2014/02/13 15:02:53, wibling-chromium wrote:
> lgtm, but one of the changes originally adding the TraceTrait is already in
the
> process of being reverted.

For reasons beyond breaking the build?

[kenneth.r.christiansen, 2014-02-13 15:07:40]

The CQ bit was checked by kenneth.r.christiansen@intel.com

[wibling-chromium, 2014-02-13 15:07:40]

On 2014/02/13 15:05:24, kenneth.r.christiansen wrote:
> On 2014/02/13 15:02:53, wibling-chromium wrote:
> > lgtm, but one of the changes originally adding the TraceTrait is already in
> the
> > process of being reverted.
> 
> For reasons beyond breaking the build?

Nope, only for breaking the build, but AFAIK it is already in progress.

[kenneth.r.christiansen, 2014-02-13 15:10:42]

The CQ bit was checked by kenneth.r.christiansen@intel.com

[commit-bot: I haz the power, 2014-02-13 15:10:57]

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

[commit-bot: I haz the power, 2014-02-13 15:11:00]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer or
a lowly provisional 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.

[Peter Beverloo, 2014-02-13 15:11:20]

lgtm

[Peter Beverloo, 2014-02-13 15:11:25]

The CQ bit was checked by peter@chromium.org

[commit-bot: I haz the power, 2014-02-13 15:11:39]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/kenneth.r.christiansen@intel.com/16373...

[commit-bot: I haz the power, 2014-02-13 15:12:12]

Change committed as 167091

[haraken, 2014-02-13 15:26:46]

LGTM