Change UNDEFINED_FUNCTION from an error to a warning (issues 18274, 15315).

tests/language/language_analyzer.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.
 
 [ $compiler == dartanalyzer ]
 # Runtime negative test. No static errors or warnings.
 closure_call_wrong_argument_count_negative_test: skip
 
 # Test issue 12694 (was analyzer issue), (1) when "abstract" is import prefix using it as type is warning; (2) currently analyzer resolves prefix as field (don't ask)
 built_in_identifier_prefix_test: CompileTimeError # Issue 12694
 
-# Issue 15315
-class_literal_test/01: CompileTimeError
-class_literal_test/03: CompileTimeError
-class_literal_test/07: CompileTimeError
-constructor_call_as_function_test/01: fail
-call_type_literal_test/01: fail
-
 # TBF: we should check conflicts not only for methods, but for accessors too
 override_field_test/03: fail
 method_override7_test/03: Fail # Issue 11496
 
 unicode_bom_test: Fail # Issue 16314
 
 type_check_const_function_typedef2_test/00: MissingCompileTimeError, Ok # Compile-time error in checked mode, because of constants.
 
 const_map2_test/00: MissingCompileTimeError # Issue 17209
 switch_case_test/none: CompileTimeError # Issue 17209
@@ skipping 84 matching lines @@
 unresolved_top_level_var_negative_test: fail # Issue 12163
 
 # test issue 12191, ambiguous import is always warning now
 prefix3_negative_test: fail # Issue 12191
 
 # test issue 12289, assignment in assert statement
 type_error_test: fail # Issue 12289
 
 # test issue 12381, It is compile-time error to invoke not existing function
 issue11724_test: fail # Issue 12381
-call_nonexistent_static_test/08: fail # Issue 12381
 
 # test issue 12539, rules for finals were loosened, contradiction in spec was fixed
 const_syntax_test/09: fail # Issue 12539
 
 # test issue 12541; there shouldn't be a static warning
 static_field_test/01: fail # Issue 12541
 static_field_test/02: fail # Issue 12541
 static_field_test/03: fail # Issue 12541
 static_field_test/04: fail # Issue 12541
 
@@ skipping 110 matching lines @@
 function_subtype_inline1_test: StaticWarning
 function_type2_test: StaticWarning
 function_type_parameter2_negative_test: CompileTimeError
 function_type_parameter_negative_test: CompileTimeError
 generic_list_checked_test: StaticWarning
 generics_test: StaticWarning
 generic_test: StaticWarning
 getter_declaration_negative_test: CompileTimeError
 getter_no_setter2_test/01: StaticWarning
 getter_no_setter_test/01: StaticWarning
-illegal_invocation_test/01: CompileTimeError
+illegal_invocation_test/01: StaticWarning
 implicit_this_test/02: StaticWarning
 implied_interface_test: StaticWarning
 import_combinators_test: StaticWarning
 import_core_prefix_test: StaticWarning
 inferrer_this_access_test: StaticWarning
 inlined_throw_test: StaticWarning
 instance_method2_negative_test: CompileTimeError
 instance_method_negative_test: CompileTimeError
 instanceof3_test: StaticWarning
 instantiate_type_variable_test/01: StaticWarning
@@ skipping 11 matching lines @@
 isnot_malformed_type_test: StaticWarning
 issue1363_test: StaticWarning
 issue1578_negative_test: CompileTimeError
 label2_negative_test: CompileTimeError
 label3_negative_test: CompileTimeError
 label5_negative_test: CompileTimeError
 label6_negative_test: CompileTimeError
 label8_negative_test: CompileTimeError
 label_test: StaticWarning
 library_ambiguous_test/00: StaticWarning
-library_ambiguous_test/01: CompileTimeError
-library_ambiguous_test/02: CompileTimeError
-library_ambiguous_test/03: CompileTimeError
+library_ambiguous_test/01: StaticWarning
+library_ambiguous_test/02: StaticWarning
+library_ambiguous_test/03: StaticWarning
 library_negative_test: CompileTimeError
 list_literal2_negative_test: CompileTimeError
 list_literal4_test: StaticWarning
 list_literal_negative_test: CompileTimeError
 list_test: StaticWarning
 malbounded_type_cast_test: StaticWarning
 malbounded_type_literal_test: StaticWarning
 malformed_type_test: StaticWarning
 map_literal2_negative_test: CompileTimeError
 map_literal3_test: StaticWarning
@@ skipping 85 matching lines @@
 prefix23_test: StaticWarning
 prefix7_negative_test: CompileTimeError
 property_field_override_test: StaticWarning
 redirecting_factory_incompatible_signature_test: StaticWarning
 regress_13494_test: StaticWarning
 return_type_test: StaticWarning
 script1_negative_test: CompileTimeError
 script2_negative_test: CompileTimeError
 setter_declaration2_negative_test: CompileTimeError
 setter_declaration_negative_test: CompileTimeError
-setter_no_getter_call_test/01: CompileTimeError
+setter_no_getter_call_test/01: StaticWarning
 source_self_negative_test: CompileTimeError
 static_initializer_type_error_test: StaticWarning
 string_escape4_negative_test: CompileTimeError
 string_interpolate1_negative_test: CompileTimeError
 string_interpolate2_negative_test: CompileTimeError
 string_interpolate_test: StaticWarning
 string_interpolation1_negative_test: CompileTimeError
 string_interpolation2_negative_test: CompileTimeError
 string_interpolation3_negative_test: CompileTimeError
 string_interpolation4_negative_test: CompileTimeError
@@ skipping 28 matching lines @@
 typed_selector2_test: StaticWarning
 type_variable_identifier_expression_test: StaticWarning
 type_variable_scope2_test: StaticWarning
 type_variable_conflict2_test/02: MissingCompileTimeError
 type_variable_conflict2_test/06: MissingCompileTimeError
 type_variable_conflict2_test/08: MissingCompileTimeError
 type_variable_conflict2_test/10: MissingCompileTimeError
 unary_plus_negative_test: CompileTimeError
 unbound_getter_test: StaticWarning
 unhandled_exception_negative_test: CompileTimeError
-unresolved_top_level_method_negative_test: CompileTimeError
+unresolved_top_level_method_negative_test: StaticWarning
 vm/type_cast_vm_test: StaticWarning
 vm/type_vm_test: StaticWarning
 void_type_test: StaticWarning
 
 # Issue 16391. The analyzer handle compile-time error in checked only in these
 # cases:
 compile_time_constant_checked2_test/01: CompileTimeError # Issue 16391
 compile_time_constant_checked2_test/05: CompileTimeError # Issue 16391
 compile_time_constant_checked3_test/01: CompileTimeError # Issue 16391
 compile_time_constant_checked3_test/05: CompileTimeError # Issue 16391
 list_literal1_test/01: CompileTimeError # Issue 16391
 map_literal1_test/01: CompileTimeError # Issue 16391
 
 # Issue 17522
 deferred_constraints_type_annotation_test/*: Pass, Fail
 deferred_constraints_constants_test/*: Pass, Fail
 deferred_constraints_type_annotation_old_syntax_test/*: Pass, Fail
 deferred_constraints_constants_old_syntax_test/*: Pass, Fail
 deferred_shadow_load_library_test: Fail
 deferred_closurize_load_library_test: Fail
-deferred_load_library_wrong_args_test/01: Fail
-deferred_load_library_wrong_args_test/none: Fail
-deferred_load_inval_code_test: Fail
+deferred_load_library_wrong_args_test/01: StaticWarning
+deferred_load_library_wrong_args_test/none: StaticWarning
+deferred_load_inval_code_test: StaticWarning