Revert "Bug 818034 - Contact details. Photo needs a drop shadow for affordance r=basiclines"

This reverts commit 8f12d1266bfcbe775e1275613afb32fef1056b25.
Merge pull request #8047 from albertopq/backout-issue-818034

Revert "Bug 818034 - Contact details. Photo needs a drop shadow for affordance r=basiclines"