Handle malformed types in catch-on.

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 cedab62a3e735ec55ccdaaf4a9e4d5321df1c974..91bce4def59c04d199464c134d52291e2256f0be 100644
--- a/tests/co19/co19-dart2js.status
+++ b/tests/co19/co19-dart2js.status
@@ -116,9 +116,6 @@ Language/12_Statements/09_Switch_A03_t01: Fail # TODO(ahe): Please triage this f
 Language/12_Statements/09_Switch_A03_t02: Fail # TODO(ahe): Please triage this failure.
 Language/12_Statements/09_Switch_A04_t01: Fail # TODO(ahe): Please triage this failure.
 Language/12_Statements/09_Switch_A06_t02: Fail # TODO(ahe): Please triage this failure.
-Language/12_Statements/10_Try_A03_t01: Fail # TODO(ahe): Please triage this failure.
-Language/12_Statements/10_Try_A03_t02: Fail # TODO(ahe): Please triage this failure.
-Language/12_Statements/10_Try_A03_t03: Fail # TODO(ahe): Please triage this failure.
 Language/12_Statements/10_Try_A06_t01: Fail # TODO(ahe): Please triage this failure.
 Language/12_Statements/10_Try_A07_t03: Fail # TODO(ahe): Please triage this failure.
 Language/12_Statements/11_Return_A05_t01: Fail # TODO(ahe): Please triage this failure.
@@ -577,6 +574,10 @@ LibTest/core/Set/Set.from_A01_t01: Fail # Moved collection classes from core to
 
 LibTest/core/Date/operator_equality_A01_t01: Fail # DateTime.== now looks at timezone, co19 issue 379.
 
+Language/12_Statements/10_Try_A03_t01: Fail # co19 issue 381
+Language/12_Statements/10_Try_A03_t02: Fail # co19 issue 381
+Language/12_Statements/10_Try_A03_t03: Fail # co19 issue 381
+
 # Issues with co19 test suite in checked mode.
 [ $compiler == dart2js && $checked ]
 LibTest/isolate/SendPort/call_A01_t01: Fail # Future is in async library. co19 issue 367