Fix new line breaks on }

test/dart_codegen/expect/core/errors.dart

Index: test/dart_codegen/expect/core/errors.dart
diff --git a/test/dart_codegen/expect/core/errors.dart b/test/dart_codegen/expect/core/errors.dart
index 3968a12593ec5d5ab5fd520d13415e5115ad784b..00c2740ea4c1336abbde85e8b6b021aff6a7755b 100644
--- a/test/dart_codegen/expect/core/errors.dart
+++ b/test/dart_codegen/expect/core/errors.dart
@@ -37,8 +37,7 @@ result = "$result: $message";
  if (name != null) {
 nameString = " ($name)";
 }
- return "$message$nameString: ${Error.safeToString(invalidValue)}
-";
+ return "$message$nameString: ${Error.safeToString(invalidValue)}";
 }
 }
  class RangeError extends ArgumentError {final num start;
@@ -142,8 +141,7 @@ explanation = "index must not be negative";
 if (modifiedObject == null) {
 return "Concurrent modification during iteration.";
 }
- return "Concurrent modification during iteration: " "${Error.safeToString(modifiedObject)}
-.";
+ return "Concurrent modification during iteration: " "${Error.safeToString(modifiedObject)}.";
 }
 }
  class OutOfMemoryError implements Error {const OutOfMemoryError();