Temporarily add a failing test to local test_expectations.txt.

BUG=none
TEST=green layout bots
TBR=morrita


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@60725 0039d316-1c4b-4281-b951-d872f2087c98

webkit/tools/layout_tests/test_expectations.txt

@@ -12,3 +12,6 @@ BUGJOHNNYG LINUX : plugins/embed-attributes-style.html = IMAGE
 // atwilson will upstream
 BUGATWILSON :   storage/indexeddb/transaction-basics.html = CRASH
 
+// To be upstreamed.
+// Started failing in WebKit r68388:68412.
+BUGSENORBLANCO WIN DEBUG : media/video-size.html = CRASH