mouse-click-plugin-clears-selection on chromium-win and re-add 2 flaky svg tests.

* platform/chromium-cg-mac/plugins/mouse-click-plugin-clears-selection-expected.txt: Removed.
* platform/chromium-mac/plugins/mouse-click-plugin-clears-selection-expected.png: Removed.
* platform/chromium-mac/plugins/mouse-click-plugin-clears-selection-expected.txt: Removed.
* platform/chromium-win/plugins/mouse-click-plugin-clears-selection-expected.png: Renamed from LayoutTests/platform/chromium-win-vista/plugins/mouse-click-plugin-clears-selection-expected.png.
* platform/chromium-win/plugins/mouse-click-plugin-clears-selection-expected.txt: Renamed from LayoutTests/platform/chromium/plugins/mouse-click-plugin-clears-selection-expected.txt.
* platform/chromium/plugins/mouse-click-plugin-clears-selection-expected.png: Renamed from LayoutTests/platform/chromium-cg-mac/plugins/mouse-click-plugin-clears-selection-expected.png.
* platform/chromium/test_expectations.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@103819 268f45cc-cd09-0410-ab3c-d52691b4dbfc