Emit a compile-time error when returning a value from a constructor.

tests/co19/co19-dart2js.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 == dart2js && $runtime == drt ]
 LibTest/core/List/sort_A01_t02: Pass, Fail # v8 bug: Issue 12293
 LibTest/core/List/sort_A01_t03: Pass, Fail # v8 bug: Issue 12293
 LibTest/core/Map/Map_class_A01_t04: Pass, Fail # v8 bug: Issue 12293
 
 [ $compiler == dart2js && $runtime == jsshell ]
@@ skipping 297 matching lines @@
 Language/12_Expressions/30_Identifier_Reference_A05_t01: Fail # Checks that it is a compile-time error when a built-in identifier "abstract" is used as a type annotation of a local variable.
 Language/12_Expressions/30_Identifier_Reference_A05_t12: Fail # Checks that it is a compile-time error when a built-in identifier "static" is used as a type annotation of a local variable.
 Language/13_Statements/03_Variable_Declaration_A04_t01: Fail # Checks that a variable declaration statement var e = e; causes a compile-time error.
 Language/13_Statements/03_Variable_Declaration_A04_t02: Fail # Checks that a variable declaration statement T e = e; causes a compile-time error.
 Language/13_Statements/03_Variable_Declaration_A04_t03: Fail # Checks that a variable declaration statement const e = e; causes a compile-time error.
 Language/13_Statements/03_Variable_Declaration_A04_t04: Fail # Checks that a variable declaration statement const T e = e; causes a compile-time error.
 Language/13_Statements/03_Variable_Declaration_A04_t05: Fail # Checks that a variable declaration statement final e = e; causes a compile-time error.
 Language/13_Statements/03_Variable_Declaration_A04_t06: Fail # Checks that a variable declaration statement final T e = e; causes a compile-time error.
 Language/13_Statements/03_Variable_Declaration_A04_t07: Fail # Checks that a variable declaration statement var e = e; causes a compile-time error. A top-level variable with the same name is declared.
 Language/13_Statements/03_Variable_Declaration_A04_t08: Fail # Checks that it is a compile-time error if the initializing expression of a local variable v refers to the name v= even when a top-level variable  with the same name is declared.
-Language/13_Statements/11_Return_A05_t01: Fail # Checks that a compile-time error occurs if a return statement  of the form return e; appears in a generative constructor.
-Language/13_Statements/11_Return_A05_t02: Fail # Checks that a compile-time error occurs if a return statement  of the form return e; appears in a named generative constructor.
-Language/13_Statements/11_Return_A05_t03: Fail # Checks that a compile-time error occurs if a return statement  of the form return e; appears in a generative constructor.
 Language/14_Libraries_and_Scripts/5_URIs_A01_t24: Fail # Checks that it is a compile-time error when the URI in a part directive consists of two adjacent string literals instead of one.
 Language/14_Libraries_and_Scripts/5_URIs_A01_t25: Fail # Checks that it is a compile-time error when the URI in a part directive consists of two adjacent multi-line string literals  instead of one.
 Language/15_Types/3_Type_Declarations/1_Typedef_A06_t01: Fail # Checks that a compile error is produced when a null default value is specified for a required argument in a function type alias.
 Language/15_Types/3_Type_Declarations/1_Typedef_A06_t02: Fail # Checks that a compile error is produced when a default value is specified for an optional positional  argument in a function type alias.
 Language/15_Types/3_Type_Declarations/1_Typedef_A06_t03: Fail # Checks that a compile error is produced when a default value is specified for an optional named  argument in a function type alias.
 Language/15_Types/3_Type_Declarations/1_Typedef_A06_t04: Fail # Checks that a compile error is produced when a default value is specified for one of the required arguments in a function type alias.
 Language/15_Types/3_Type_Declarations/1_Typedef_A06_t05: Fail # Checks that a compile error is produced when default values are specified for several parameters in a function type alias.
 Language/15_Types/3_Type_Declarations/1_Typedef_A07_t01: Fail # Checks that self-referencing typedef is not allowed (return value type annotation has the same name as the type alias).
 Language/15_Types/3_Type_Declarations/1_Typedef_A07_t02: Fail # Checks that self-referencing typedef is not allowed (positional formal parameter type annotation has the same name as the type alias).
 Language/15_Types/3_Type_Declarations/1_Typedef_A07_t03: Fail # Checks that self-referencing typedef is not allowed (positional optional parameter type annotation has the same name as the type alias).
@@ skipping 332 matching lines @@
 LibTest/typed_data/Int8List/runtimeType_A01_t01: fail # co19-roll r559: Please triage this failure
 LibTest/typed_data/Uint16List/runtimeType_A01_t01: fail # co19-roll r559: Please triage this failure
 LibTest/typed_data/Uint32List/runtimeType_A01_t01: fail # co19-roll r559: Please triage this failure
 LibTest/typed_data/Uint8ClampedList/runtimeType_A01_t01: fail # co19-roll r559: Please triage this failure
 LibTest/typed_data/Uint8List/runtimeType_A01_t01: fail # co19-roll r559: Please triage this failure
 
 [ $compiler == dart2js || $compiler == dart2dart ]
 Language/07_Classes/6_Constructors/1_Generative_Constructors_A15_t08: fail # co19-roll r569: Please triage this failure