Moving shadow tree pseudo-element tests since they're gone from w3c now.

Step 1 in the 7-step dance to do an import where failing tests have been
removed.

BUG=389134
R=dpranke@chromium.org

Review URL: https://codereview.chromium.org/371853004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282627 0039d316-1c4b-4281-b951-d872f2087c98

webkit/tools/layout_tests/test_expectations_w3c.txt

@@ -7,6 +7,8 @@
 # Expectations to delete on the next W3C roll.
 #
 
+crbug.com/330083 w3c/web-platform-tests/shadow-dom/shadow-trees/distributed-pseudo-element/test-001.html [ Failure ]
+crbug.com/330083 w3c/web-platform-tests/shadow-dom/shadow-trees/distributed-pseudo-element/test-002.html [ Failure ]
 
 #
 # Expectations to upstream into blink after the next W3C roll has rolled into Blink.