Update test status files to reflect change in multiline string grammar

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 == jsshell ]
 LibTest/isolate/isolate_api/spawnUri_A02_t01: Crash # TODO(ahe): Please triage this crash.
 LibTest/core/List/sort_A01_t04: Fail, Pass, Timeout # Must be a bug in jsshell, test sometimes times out.
 LibTest/core/RegExp/Pattern_semantics/splitQueryString_A02_t01: RuntimeError # co19-roll r607: Please triage this failure
 
 [ $compiler == dart2js && $checked && $runtime == ie9 ]
@@ skipping 296 matching lines @@
 
 
 [ $compiler == dart2js && ($runtime == ie10 || $runtime == ff || $runtime == chrome || $runtime == drt || $runtime == safari || $runtime == opera) ]
 *: Skip
 
 #
 # Missing compile-time errors.
 #
 [ $compiler == dart2js ]
 Language/12_Expressions/05_Strings/1_String_Interpolation_A01_t09: MissingCompileTimeError # Checks that it is a compile-time error if a string interpolation construct does not start with IDENTIFIER_NO_DOLLAR or opening brace.
-Language/12_Expressions/05_Strings_A02_t46: MissingCompileTimeError # Checks that multi-line strings that contain characters and sequences prohibited by this grammar, cause compile-time errors.
-Language/12_Expressions/05_Strings_A02_t48: MissingCompileTimeError # Checks that multi-line strings that contain characters and sequences prohibited by this grammar, cause compile-time errors.
 Language/16_Reference/1_Lexical_Rules/1_Reserved_Words_A40_t04: MissingCompileTimeError # Checks that other Unicode whitespaces are not allowed:  check NO-BREAK SPACE (U+00A0)
 Language/16_Reference/1_Lexical_Rules_A02_t06: MissingCompileTimeError # Checks that Unicode whitespaces other than WHITESPACE are not permitted in the source code. Checks symbol U+00a0.
 
 
 #
 # Unexpected compile-time errors.
 #
 [ $compiler == dart2js ]
 Language/07_Classes/3_Setters_A04_t01: CompileTimeError # http://dartbug.com/5023
 Language/07_Classes/3_Setters_A04_t02: CompileTimeError # http://dartbug.com/5023
@@ skipping 292 matching lines @@
 Language/12_Expressions/07_Maps_A13_t01: MissingCompileTimeError # co19-roll r607: Please triage this failure
 
 [ $compiler == dart2js ]
 LibTest/json/stringify_A01_t01: fail # co19-roll r587: Please triage this failure
 LibTest/json/stringify_A02_t01: fail # co19-roll r587: Please triage this failure
 LibTest/json/printOn_A01_t01: fail # co19-roll r587: Please triage this failure
 LibTest/json/printOn_A02_t01: fail # co19-roll r587: Please triage this failure
 LibTest/math/pow_A04_t01: fail # co19-roll r587: Please triage this failure
 LibTest/math/pow_A14_t01: fail # co19-roll r587: Please triage this failure
 LibTest/math/pow_A16_t01: fail # co19-roll r587: Please triage this failure