Send changed editor rect to UIProcess when editor rect is changed by javascript.

Send changed editor rect to UIProcess when editor rect is changed by javascript.

[Title] Send changed editor rect to UIProcess when editor rect is changed by javascript.
[Issue#] N_SE-38730
[Problem] When longtap on input filed in popup menu of TizenWinset,
          magnifier is showned at wrong position and keyboard disappear.
[Cause] When editor rect is changed by javascript,
        editor rect in UIProcess side is not updated.
[Solution] Send changed editor rect to UIProcess when editor rect is changed by javascript.

Change-Id: I6aa80b1e0d259d8c85626cd4121de9a5e721fb31