[Chromium] Unreviewed: Rebaseline gradients tests
[Chromium] Unreviewed: Rebaseline gradients tests

Rebaseline two gradients tests after r120033 that I missed in
rebaselines in r120043.

* platform/chromium-linux-x86/fast/gradients/css3-radial-gradients2-expected.png: Removed.
* platform/chromium-linux/fast/gradients/css3-radial-gradients2-expected.png:
* platform/chromium-linux/fast/gradients/gradient-after-transparent-border-expected.png:

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@120046 bbb929c8-8fbe-4397-9dbb-9b2b20218538
axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk