Move findLinks stuff to a frameScript

git-svn-id: https://code.downthemall.net/repos/trunk@3779 43940e1f-b481-bb45-89eb-5c6a4bf3d40a
Fix contenthandling to support e10s

git-svn-id: https://code.downthemall.net/repos/trunk@3780 43940e1f-b481-bb45-89eb-5c6a4bf3d40a
Use fallback name for sniffed videos

git-svn-id: https://code.downthemall.net/repos/trunk@3781 43940e1f-b481-bb45-89eb-5c6a4bf3d40a
Enable data URIs in ContentHandling

git-svn-id: https://code.downthemall.net/repos/trunk@3782 43940e1f-b481-bb45-89eb-5c6a4bf3d40a
Use frame script for sniffed enumeration

git-svn-id: https://code.downthemall.net/repos/trunk@3783 43940e1f-b481-bb45-89eb-5c6a4bf3d40a