Move HTML5 datalist tests to a feature bug.

webkit/tools/layout_tests/test_expectations.txt

 // This file consists of lines with specifications of what
 // to expect from layout test cases. The test cases can be directories
 // in which case the expectations apply to all test cases in that
 // directory and any subdirectory. The format of the file is along the
 // lines of:
 //
 // LayoutTests/fast/js/fixme.js = FAIL
 // LayoutTests/fast/js/flaky.js = FAIL PASS
 // LayoutTests/fast/js/crash.js = CRASH TIMEOUT FAIL PASS
 //
@@ skipping 619 matching lines @@
 BUG4359 SKIP : LayoutTests/fast/js/exceptions-thrown-in-callbacks.html = PASS
 
 // Implement HTML5 Geolocation API.
 BUG11246 : LayoutTests/fast/dom/Geolocation = FAIL
 
 // Implement HTML5 EventSource API. Skipping, because most of these time out and
 // slow down the test run.
 BUG19625 SKIP : LayoutTests/fast/eventsource = TIMEOUT
 BUG19625 SKIP : LayoutTests/http/tests/eventsource = TIMEOUT
 
+// Implement HTML5 datalist element.
+BUG20226 : LayoutTests/fast/forms/datalist-nonoption-child.html = FAIL
+BUG20226 : LayoutTests/fast/forms/datalist.html = FAIL
+
 // Fails due to storage APIs not implemented.  Might be worth re-baselining
 // temporarily so the rest of the conditions are still tested.
 BUG1124568 : LayoutTests/fast/dom/Window/window-function-name-getter-precedence.html = FAIL
 
 // These tests are disabled until <audio> and <video> tags are supported.
 // Disable <video> and <audio> tests for mac and linux until there is
 // proper support.
 BUG4363 LINUX MAC SKIP : LayoutTests/media = TIMEOUT
 BUG4363 LINUX MAC SKIP : LayoutTests/fast/media = PASS FAIL
 BUG4363 LINUX MAC SKIP : LayoutTests/http/tests/media = FAIL
@@ skipping 2118 matching lines @@
 BUG19766 WIN : LayoutTests/fast/layers/video-layer.html = FAIL
 BUG19766 WIN LINUX : LayoutTests/media/audio-controls-rendering.html = FAIL
 BUG19766 WIN LINUX : LayoutTests/media/video-controls-visible-audio-only.html = FAIL
 BUG19766 LINUX : LayoutTests/media/video-empty-source.html = FAIL
 BUG19766 WIN : LayoutTests/svg/batik/text/textPosition.svg = FAIL
 BUG19766 WIN LINUX : LayoutTests/svg/batik/text/xmlSpace.svg = FAIL
 BUG19766 WIN LINUX : LayoutTests/tables/mozilla/bugs/bug83786.html = FAIL
 BUG19766 WIN : LayoutTests/media/video-no-audio.html = TIMEOUT
 BUG19766 : LayoutTests/storage/open-database-while-transaction-in-progress.html = TIMEOUT
 BUG19766 LINUX : LayoutTests/fast/replaced/width100percent-menulist.html = FAIL
-// We don't support <datalist> right now?  Ask tkent about these
-BUG19766 : LayoutTests/fast/forms/datalist-nonoption-child.html = FAIL
-BUG19766 : LayoutTests/fast/forms/datalist.html = FAIL
-
 
 // Fails due to textInputController.setInputMethod not implemented for Mac.
 BUG19665 MAC : LayoutTests/platform/mac/editing/input/hangul-enter-confirms-and-sends-keypress.html = FAIL
 BUG19665 MAC : LayoutTests/platform/mac/editing/input/kotoeri-enter-to-confirm-and-newline.html = FAIL
 
 BUG19888 LINUX WIN : LayoutTests/plugins/netscape-plugin-setwindow-size-2.html = FAIL
 BUG19888 WIN :  LayoutTests/plugins/netscape-plugin-setwindow-size.html = FAIL
 
 // Temporary supression while we investigate.
 BUG19842 MAC : LayoutTests/fast/forms/input-type-change2.html = CRASH
@@ skipping 32 matching lines @@
 BUG_JIANLI WIN LINUX : LayoutTests/fast/block/margin-collapse/block-inside-inline/025.html = FAIL
 BUG_JIANLI WIN LINUX SKIP : LayoutTests/fast/forms/textarea-placeholder-pseudo-style.html = FAIL
 BUG_JIANLI WIN LINUX SKIP : LayoutTests/fast/forms/textarea-placeholder-set-attribute.html = FAIL
 BUG_JIANLI WIN LINUX SKIP : LayoutTests/fast/forms/textarea-placeholder-set-value.html = FAIL
 
 // WebKit 47646:47719.
 BUG_JIANLI MAC : LayoutTests/fast/forms/button-state-restore.html = CRASH
 
 // WebKit 47719:47732. New test. Time out on all 3 platforms.
 BUG_JIANLI : LayoutTests/loader/go-back-to-different-window-size.html = TIMEOUT