[Author: thomasvl]
[Author: thomasvl]

Add missing include for 10.4 sdk.

TBR=dmaclach

jonreid/google-toolbox-for-mac,jonreid/google-toolbox-for-mac,jonreid/google-toolbox-for-mac,qwertme/google-toolbox-for-mac,qwertme/google-toolbox-for-mac,qwertme/google-toolbox-for-mac