revert suppression now that skia has rolled

Bug: 863042

Change-Id: Ibde119026dfc6d7a4ba470cc836a834b9a4e5d2f
Reviewed-on: https://chromium-review.googlesource.com/1135592
Commit-Queue: Mike Reed <reed@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Cr-Commit-Position: refs/heads/master@{#575048}

third_party/WebKit/LayoutTests/TestExpectations

@@ -2280,12 +2280,6 @@ crbug.com/595206 inspector-protocol/runtime/runtime-property-on-console-proto.js
 crbug.com/595206 inspector-protocol/sessions/runtime-evaluate.js [ Skip ]
 crbug.com/595206 inspector-protocol/target/target-send-message.js [ Skip ]
 
-# after skia roll these should be removed
-crbug.com/863042 fast/gradients/crash-on-zero-radius.html [ Failure Pass ]
-crbug.com/863042 fast/gradients/generated-gradients.html [ Failure Pass ]
-crbug.com/863042 fast/gradients/simple-gradients.html [ Failure Pass ]
-crbug.com/863042 svg/W3C-SVG-1.1/pservers-grad-13-b.svg [ Failure Pass ]
-
 # Not implemented yet
 crbug.com/336604 external/wpt/css/css-flexbox/flexbox_visibility-collapse-line-wrapping.html [ Failure ]
 crbug.com/336604 external/wpt/css/css-flexbox/flexbox_visibility-collapse.html [ Failure ]