Update fixpos layout test results. Chromium currently doesn't set the fixpos-forms-stacking-context setting in
DumpRenderTree.

* fast/block/positioning/016-expected.png: Copied from LayoutTests/platform/efl/fast/block/positioning/016-expected.png.
* fast/block/positioning/025-expected.png: Renamed from LayoutTests/platform/efl/fast/block/positioning/025-expected.png.
* platform/chromium-linux-x86/compositing/geometry/fixed-position-composited-switch-expected.txt: Added.
* platform/chromium-linux-x86/fast/block/positioning/016-expected.txt: Added.
* platform/chromium-linux-x86/fast/block/positioning/025-expected.txt: Added.
* platform/chromium-linux-x86/fast/block/positioning/fixed-position-stacking-context-expected.txt: Added.
* platform/chromium-linux/compositing/geometry/fixed-position-composited-switch-expected.txt: Added.
* platform/chromium-linux/fast/block/positioning/016-expected.png: Renamed from LayoutTests/platform/gtk/fast/block/positioning/016-expected.png.
* platform/chromium-linux/fast/block/positioning/016-expected.txt: Added.
* platform/chromium-linux/fast/block/positioning/025-expected.png: Renamed from LayoutTests/platform/gtk/fast/block/positioning/025-expected.png.
* platform/chromium-linux/fast/block/positioning/025-expected.txt: Added.
* platform/chromium-linux/fast/block/positioning/fixed-position-stacking-context-expected.png: Renamed from LayoutTests/platform/efl/fast/block/positioning/016-expected.png.
* platform/chromium-linux/fast/block/positioning/fixed-position-stacking-context-expected.txt: Added.
* platform/chromium-mac-snowleopard/compositing/geometry/fixed-position-composited-switch-expected.txt: Added.
* platform/chromium-mac-snowleopard/fast/block/positioning/016-expected.txt: Added.
* platform/chromium-mac-snowleopard/fast/block/positioning/025-expected.txt: Added.
* platform/chromium-mac-snowleopard/fast/block/positioning/fixed-position-stacking-context-expected.txt: Added.
* platform/chromium-mac/compositing/geometry/fixed-position-composited-switch-expected.txt: Added.
* platform/chromium-mac/fast/block/positioning/016-expected.png: Added.
* platform/chromium-mac/fast/block/positioning/016-expected.txt: Added.
* platform/chromium-mac/fast/block/positioning/025-expected.png: Added.
* platform/chromium-mac/fast/block/positioning/025-expected.txt: Added.
* platform/chromium-mac/fast/block/positioning/fixed-position-stacking-context-expected.png: Added.
* platform/chromium-mac/fast/block/positioning/fixed-position-stacking-context-expected.txt: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@128659 268f45cc-cd09-0410-ab3c-d52691b4dbfc