Update co19 test issue number.

tests/co19/co19-dart2js.status

Index: tests/co19/co19-dart2js.status
diff --git a/tests/co19/co19-dart2js.status b/tests/co19/co19-dart2js.status
index f4d828f3455b6af6e638d0b977911f1f2a1f160a..bb15fb57915d959ce21d74cd2d84981084a003a2 100644
--- a/tests/co19/co19-dart2js.status
+++ b/tests/co19/co19-dart2js.status
@@ -567,6 +567,8 @@ Language/13_Libraries_and_Scripts/1_Imports_A03_t45: Fail # 481
 Language/13_Libraries_and_Scripts/1_Imports_A03_t62: Fail # 481
 Language/13_Libraries_and_Scripts/1_Imports_A03_t65: Fail # 481
 
+Language/14_Types/2_Dynamic_Type_System_A02_t01: Fail # co19 issue 481
+
 [ $compiler == dart2js && $checked ]
 
 Language/03_Overview/1_Scoping_A02_t30: Fail # co19 issue 463
@@ -732,8 +734,6 @@ Language/15_Reference/1_Lexical_Rules_A02_t06: Fail # Checks that Unicode whites
 # Unexpected compile-time errors.
 #
 [ $compiler == dart2js ]
-Language/14_Types/2_Dynamic_Type_System_A02_t01: Fail # http://dartbug.com/5029
-
 Language/07_Classes/3_Setters_A04_t01: Fail # http://dartbug.com/5023
 Language/07_Classes/3_Setters_A04_t02: Fail # http://dartbug.com/5023
 Language/07_Classes/3_Setters_A04_t03: Fail # http://dartbug.com/5023