Bug 624647 part 0: Don't use ASSUME_DRAWING_RESTRICTED_TO_CONTENT_RECT flag if 'object-fit' and/or 'object-position' might make our drawing overflow. r=roc
Bug 624647 part 1: Add utility method nsLayoutUtils::ComputeObjectDestRect() to handle object-fit/object-position. r=seth
Bug 624647 part 2: Honor "object-fit" & "object-position" in nsImageFrame, nsSubDocumentFrame, & nsVideoFrame. r=roc
Bug 624647 reftests, part 1: Test 'object-fit' & 'object-position' properties with a PNG image in various container elements. r=seth
Bug 624647 reftests, part 2: Test 'object-fit' & 'object-position' properties with a WebM-backed <video> element. r=seth

--HG--
rename : layout/reftests/w3c-css/submitted/images3/support/colors-16x8.png => layout/reftests/webm-video/colors-16x8.png
rename : layout/reftests/w3c-css/submitted/images3/support/colors-8x16.png => layout/reftests/webm-video/colors-8x16.png
rename : layout/reftests/w3c-css/submitted/images3/object-fit-contain-png-001-ref.html => layout/reftests/webm-video/object-fit-contain-webm-001-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-contain-png-001p.html => layout/reftests/webm-video/object-fit-contain-webm-001.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-contain-png-002-ref.html => layout/reftests/webm-video/object-fit-contain-webm-002-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-contain-png-002p.html => layout/reftests/webm-video/object-fit-contain-webm-002.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-cover-png-001-ref.html => layout/reftests/webm-video/object-fit-cover-webm-001-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-cover-png-001p.html => layout/reftests/webm-video/object-fit-cover-webm-001.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-cover-png-002-ref.html => layout/reftests/webm-video/object-fit-cover-webm-002-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-cover-png-002p.html => layout/reftests/webm-video/object-fit-cover-webm-002.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-fill-png-001-ref.html => layout/reftests/webm-video/object-fit-fill-webm-001-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-fill-png-001p.html => layout/reftests/webm-video/object-fit-fill-webm-001.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-fill-png-002-ref.html => layout/reftests/webm-video/object-fit-fill-webm-002-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-fill-png-002p.html => layout/reftests/webm-video/object-fit-fill-webm-002.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-none-png-001-ref.html => layout/reftests/webm-video/object-fit-none-webm-001-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-none-png-001p.html => layout/reftests/webm-video/object-fit-none-webm-001.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-none-png-002-ref.html => layout/reftests/webm-video/object-fit-none-webm-002-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-none-png-002p.html => layout/reftests/webm-video/object-fit-none-webm-002.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-scale-down-png-001-ref.html => layout/reftests/webm-video/object-fit-scale-down-webm-001-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-scale-down-png-001p.html => layout/reftests/webm-video/object-fit-scale-down-webm-001.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-scale-down-png-002-ref.html => layout/reftests/webm-video/object-fit-scale-down-webm-002-ref.html
rename : layout/reftests/w3c-css/submitted/images3/object-fit-scale-down-png-002p.html => layout/reftests/webm-video/object-fit-scale-down-webm-002.html
Bug 624647 reftests, part 3: Test 'object-fit' & 'object-position' properties with SVG images in various container elements. (no review because substantially similar to r+'d reftests part 1)

--HG--
rename : layout/reftests/w3c-css/submitted/images3/support/generate-object-fit-png-tests.sh => layout/reftests/w3c-css/submitted/images3/support/generate-object-fit-svg-tests.sh