Run dartfmt on pkg/front_end/lib.

pkg/front_end/lib/src/fasta/scanner/utf8_bytes_scanner.dart

Index: pkg/front_end/lib/src/fasta/scanner/utf8_bytes_scanner.dart
diff --git a/pkg/front_end/lib/src/fasta/scanner/utf8_bytes_scanner.dart b/pkg/front_end/lib/src/fasta/scanner/utf8_bytes_scanner.dart
index 0f729000b496bb95dbbd4aefb87760ab5c83247f..ca004ed5d38b549637bf81bdaf5a922e04efd87d 100644
--- a/pkg/front_end/lib/src/fasta/scanner/utf8_bytes_scanner.dart
+++ b/pkg/front_end/lib/src/fasta/scanner/utf8_bytes_scanner.dart
@@ -4,22 +4,15 @@
 
 library fasta.scanner.utf8_bytes_scanner;
 
-import 'dart:convert' show
-    UNICODE_BOM_CHARACTER_RUNE,
-    UTF8;
+import 'dart:convert' show UNICODE_BOM_CHARACTER_RUNE, UTF8;
 
-import '../scanner.dart' show
-    unicodeReplacementCharacter;
+import '../scanner.dart' show unicodeReplacementCharacter;
 
-import 'precedence.dart' show
-    PrecedenceInfo;
+import 'precedence.dart' show PrecedenceInfo;
 
-import 'token.dart' show
-    StringToken,
-    Token;
+import 'token.dart' show StringToken, Token;
 
-import 'array_based_scanner.dart' show
-    ArrayBasedScanner;
+import 'array_based_scanner.dart' show ArrayBasedScanner;
 
 /**
  * Scanner that reads from a UTF-8 encoded list of bytes and creates tokens