Fix bad assert in static type propagation.

tests/co19/co19-runtime.status

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 
 [ $runtime == vm ]
 Language/10_Expressions/01_Constants_A17_t03: Crash # issue 1681 (recursion in compile-time constant expression)
 Language/10_Expressions/01_Constants_A16_t02: Crash, Pass # Should result in OOM
 
 Language/07_Classes/1_Instance_Methods/2_Operators_A01_t01: Fail # issue 1604 (call operator not implemented)
@@ skipping 277 matching lines @@
 Language/07_Classes/07_Classes_A02_t29: Fail
 Language/07_Classes/07_Classes_A02_t31: Fail
 Language/10_Expressions/05_Strings/1_String_Interpolation_A03_t02: Fail
 Language/10_Expressions/05_Strings/1_String_Interpolation_A04_t02: Fail
 Language/10_Expressions/05_Strings_A20_t01: Fail
 Language/10_Expressions/13_Function_Invocation/3_Unqualified_Invocation_A01_t04: Fail
 Language/10_Expressions/13_Function_Invocation/3_Unqualified_Invocation_A01_t05: Fail
 Language/10_Expressions/13_Function_Invocation/4_Function_Expression_Invocation_A02_t01: Fail
 Language/10_Expressions/13_Function_Invocation/4_Function_Expression_Invocation_A03_t02: Fail
 Language/10_Expressions/14_Method_Invocation/1_Ordinary_Invocation_A08_t01: Fail
-Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A04_t02: Fail
-Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A04_t03: Fail
-Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A05_t01: Fail
-Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A06_t02: Fail
+Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A04_t02: Fail # Issue 1604, exception should be NoSuchMethodException instead of ObjectNotClosureException
+Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A04_t03: Fail # Issue 1604, exception should be NoSuchMethodException instead of ObjectNotClosureException
+Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A05_t01: Fail # Issue 1604, exception should be NoSuchMethodException instead of ObjectNotClosureException
+Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A06_t02: Fail # Issue 1604, exception should be NoSuchMethodException instead of ObjectNotClosureException
 Language/10_Expressions/28_Identifier_Reference_A06_t09: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t10: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t11: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t12: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t15: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t17: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t18: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t19: Fail
 Language/10_Expressions/28_Identifier_Reference_A06_t20: Fail
 Language/10_Expressions/28_Identifier_Reference_A07_t03: Fail
@@ skipping 126 matching lines @@
 LibTest/isolate/isolate_api/spawnFunction_A02_t01: Fail
 
 
 [ $runtime == vm && $checked ]
 Language/03_Overview/1_Scoping_A02_t30: Fail
 Language/03_Overview/1_Scoping_A02_t31: Fail
 Language/10_Expressions/08_Function_Expressions_A03_t02: Fail
 Language/10_Expressions/08_Function_Expressions_A03_t05: Fail
 
 
-[ $runtime == vm && $arch == x64 && $checked ]
-Language/10_Expressions/14_Method_Invocation/3_Static_Invocation_A06_t02: Crash
-
-
 [ $runtime == vm && $mode == debug && $unchecked ]
 LibTest/isolate/isolate_api/spawnFunction_A02_t01: Crash