Merge pull request #8891 from KevinGrandon/bug_856189_calendar_sync_icon

Bug 856189 - Add missing icon(cherry picked from commit 3d7523e73a555b58efdd0b35e63264244b27b857)
Merge pull request #9335 from albertopq/contacts-fix-imgLoader-search

Bug 864095 - TypeError: loadImage is not a function r=crdlc (cherry picked from commit 59edecbac6f61d470e3ea0573f6b9e06ceb8c5ed)