ENYO-376: Header's adjustTitleWidth checks to make sure the measured client exists before proceeding.
ENYO-376: Header's adjustTitleWidth checks to make sure the measured client exists before proceeding.

Enyo-DCO-1.1-Signed-off-by: Blake Stephens <blake.stephens@lge.com>

mcanthony/moonstone,mcanthony/moonstone,mcanthony/moonstone,enyojs/moonstone