[Chromium] Expectations fix up
[Chromium] Expectations fix up

Unreviewed expectations.

Two tests appear to have been out-of-date when they were last rebaselined.

* platform/chromium-linux/platform/chromium/virtual/softwarecompositing/shadows: Added.
* platform/chromium-linux/platform/chromium/virtual/softwarecompositing/shadows/shadow-drawing-expected.png: Added.
* platform/chromium-win-xp/svg/carto.net: Removed.
* platform/chromium-win-xp/svg/carto.net/colourpicker-expected.png: Removed.
* platform/chromium-win/svg/carto.net/colourpicker-expected.png:


git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@136396 bbb929c8-8fbe-4397-9dbb-9b2b20218538
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