Improve semantics of parts.

tests/co19/co19-kernel.status

 # Copyright (c) 2016, 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.
 
 # Disable tests globally for kernel.
 [ $compiler == dartk || $compiler == dartkp ]
 Language/Classes/Constructors/Constant_Constructors/initializer_not_a_constant_t03: MissingCompileTimeError
 Language/Classes/Constructors/Constant_Constructors/non_final_instance_variable_t02: MissingCompileTimeError
 Language/Classes/Constructors/Constant_Constructors/potentially_constant_expression_t02: MissingCompileTimeError
 Language/Classes/Constructors/Constant_Constructors/superinitializer_t01: MissingCompileTimeError
@@ skipping 252 matching lines @@
 Language/Libraries_and_Scripts/Imports/invalid_uri_t02: Pass # OK
 Language/Libraries_and_Scripts/Imports/namespace_changes_t27: CompileTimeError
 Language/Libraries_and_Scripts/Imports/same_name_t02/01: MissingRuntimeError
 Language/Libraries_and_Scripts/Imports/same_name_t05: RuntimeError
 Language/Libraries_and_Scripts/Imports/same_name_t10: RuntimeError
 Language/Libraries_and_Scripts/Imports/same_name_t12/01: MissingRuntimeError
 Language/Libraries_and_Scripts/Imports/same_name_t15/01: MissingRuntimeError
 Language/Libraries_and_Scripts/Imports/same_name_t19: RuntimeError
 Language/Libraries_and_Scripts/Imports/static_type_t01: Skip # No support for deferred libraries.
 Language/Libraries_and_Scripts/Imports/syntax_t41: MissingCompileTimeError
-Language/Libraries_and_Scripts/Parts/compilation_t02: Timeout
-Language/Libraries_and_Scripts/Parts/compilation_t07: MissingCompileTimeError
 Language/Libraries_and_Scripts/Parts/compilation_t11: MissingCompileTimeError
-Language/Libraries_and_Scripts/Parts/static_warning_t01: CompileTimeError
 Language/Libraries_and_Scripts/Parts/syntax_t01: MissingCompileTimeError
 Language/Libraries_and_Scripts/Parts/syntax_t06: Pass # OK
 Language/Libraries_and_Scripts/Scripts/syntax_t05: MissingCompileTimeError
 Language/Libraries_and_Scripts/Scripts/syntax_t06: MissingCompileTimeError
 Language/Libraries_and_Scripts/Scripts/syntax_t07: MissingCompileTimeError
 Language/Libraries_and_Scripts/Scripts/syntax_t08: MissingCompileTimeError
 Language/Libraries_and_Scripts/Scripts/syntax_t10: MissingCompileTimeError
 Language/Libraries_and_Scripts/Scripts/syntax_t14: MissingCompileTimeError
 Language/Libraries_and_Scripts/Scripts/top_level_main_t01: Crash
 Language/Libraries_and_Scripts/Scripts/top_level_main_t02: Crash
@@ skipping 220 matching lines @@
 Language/Classes/Getters/syntax_t06: Crash
 Language/Expressions/Constants/depending_on_itself_t01: Crash
 Language/Expressions/Constants/depending_on_itself_t02: Crash
 Language/Overview/Scoping/conflicting_names_t43: Crash
 Language/Overview/Scoping/hiding_declaration_t11: Crash
 Language/Overview/Scoping/hiding_declaration_t12: Crash
 
 # dartk: precompilation failures (debug)
 [ $compiler == dartkp && $mode == debug ]
 Language/Functions/External_Functions/not_connected_to_a_body_t01: Crash