Bug 1089364 - Avoid trying to resize the swap chain to a negative size. r=bas, a=lmandel

This was causing GetBuffer to return DXGI_ERROR_INVALID_CALL
Bug 1092580 - Wait for a pass through the event loop before trying to poll for prefs in testOSLocale. r=margaret, a=lsblakk
Bug 1093220 - Remove standalone search activity code. r=margaret, a=lsblakk
Bug 1095474 - Intermittent /indexedDB/test/test_file_replace.html | application terminated with exit code 1. r=bent, a=lsblakk
Bug 1091728 - Use correct gecko default search engine in search activity. r=rnewman, a=lsblakk
Bug 1098431 - Fix popup positioning for devtools option panel menulists. r=mratcliffe, a=lsblakk
Bug 1089463 - Clear an element's restyle bits when inserting into a shadow tree. r=bzbarsky, a=lsblakk