Issue 12106. Ambiguous import is now always static warning, never error.

tests/language/language_analyzer.status

Index: tests/language/language_analyzer.status
diff --git a/tests/language/language_analyzer.status b/tests/language/language_analyzer.status
index e9774326ce753bccef9b1ae36bc2dff3bb10e615..3f4a04f84ed057a0a6ec530022540e36c11730f9 100644
--- a/tests/language/language_analyzer.status
+++ b/tests/language/language_analyzer.status
@@ -87,7 +87,17 @@ static_field_test/01: fail
 static_field_test/02: fail
 static_field_test/03: fail
 
-library_ambiguous_test/04: Fail # TBF: Issue 12106
+# TBF
+method_override2_test/00: fail # issue 11497
+method_override2_test/01: fail # issue 11497
+method_override2_test/02: fail # issue 11497
+method_override2_test/03: fail # issue 11497
+method_override3_test/00: fail # issue 11497
+method_override3_test/01: fail # issue 11497
+method_override3_test/02: fail # issue 11497
+method_override4_test: fail # issue 11497
+method_override5_test: fail # issue 11497
+method_override6_test: fail # issue 11497
 
 
 
@@ -154,18 +164,6 @@ metadata_test: fail
 # Test issue 11564, named parameter starts with '_'
 named_parameters_with_object_property_names_test: fail
 
-# TBF
-method_override2_test/00: fail # issue 11497
-method_override2_test/01: fail # issue 11497
-method_override2_test/02: fail # issue 11497
-method_override2_test/03: fail # issue 11497
-method_override3_test/00: fail # issue 11497
-method_override3_test/01: fail # issue 11497
-method_override3_test/02: fail # issue 11497
-method_override4_test: fail # issue 11497
-method_override5_test: fail # issue 11497
-method_override6_test: fail # issue 11497
-
 # test issue 11575, classes with abstrac members are not marked as abstract
 abstract_factory_constructor_test/none: fail
 abstract_syntax_test/none: fail
@@ -320,6 +318,14 @@ constructor_initializer_test: fail
 # test issue 12184, It is static warning, not error, to assign to a constant variable.
 static_final_field2_negative_test: fail
 
+# test issue 12191, ambuguous import is always warning now
+prefix3_negative_test: fail
+library_ambiguous_test/00: fail
+library_ambiguous_test/01: fail
+library_ambiguous_test/02: fail
+library_ambiguous_test/03: fail
+
+
 [ $compiler == dartanalyzer && $checked ]
 factory1_test/00: fail
 factory1_test/01: fail