Fixing up Navigator.getUserMedia.

tests/html/html.status

Index: tests/html/html.status
diff --git a/tests/html/html.status b/tests/html/html.status
index 65cc8f3ef2ce24f4a7278d08c9fb866a344eb215..9132b9b0eb330fa36f3f319422d55fc5c41c23f7 100644
--- a/tests/html/html.status
+++ b/tests/html/html.status
@@ -83,6 +83,7 @@ input_element_test/supported_week: Fail
 isolates_test: Skip
 localstorage_test: Fail
 measurement_test: Fail, Pass
+media_stream_test/supported: Fail
 messageevent_test: Fail
 mutationobserver_test/supported: Fail
 native_gc_test: Fail, Pass # BUG(7774): Untriaged.
@@ -144,6 +145,7 @@ input_element_test/supported_tel: Fail
 input_element_test/supported_time: Fail
 input_element_test/supported_url: Fail
 input_element_test/supported_week: Fail
+media_stream_test/supported: Fail
 messageevent_test: Fail
 mutationobserver_test/supported: Fail
 postmessage_structured_test: Skip   # BUG(5685): times out.
@@ -179,6 +181,7 @@ input_element_test/supported_range: Fail, Crash    # TODO(efortuna): Please tria
 input_element_test/supported_time: Fail, Crash
 input_element_test/supported_week: Fail, Crash
 fileapi_test: Fail # requestFileSystem not supported in Safari 6.
+media_stream_test/supported: Fail
 node_test: Skip # Issue 6457
 shadow_dom_test/supported: Fail
 
@@ -254,6 +257,7 @@ input_element_test/supported_time: Fail
 input_element_test/supported_week: Fail
 input_element_test/supported_number: Fail
 input_element_test/supported_range: Fail
+media_stream_test/supported: Fail   # Supported in FF 18 behind flag.
 shadow_dom_test/supported: Fail
 # Interfaces not implemented: SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGStylable
 svg_3_test: Fail