Revert "Update all Angular libs (run update_all.sh)."

third_party/pkg/angular/lib/core/parser/characters.dart

Index: third_party/pkg/angular/lib/core/parser/characters.dart
diff --git a/third_party/pkg/angular/lib/core/parser/characters.dart b/third_party/pkg/angular/lib/core/parser/characters.dart
index feefc48c2a25f96714f3e44d449a7960180b1e23..2cc5c0217f9457bcbb7ff3e2b4bee8b4858ac623 100644
--- a/third_party/pkg/angular/lib/core/parser/characters.dart
+++ b/third_party/pkg/angular/lib/core/parser/characters.dart
@@ -97,27 +97,36 @@ const int $RBRACE = 125;
 const int $TILDE  = 126;
 const int $NBSP   = 160;
 
-bool isWhitespace(int code) =>
-  (code >= $TAB && code <= $SPACE) || (code == $NBSP);
+bool isWhitespace(int code) {
+  return (code >= $TAB && code <= $SPACE) || (code == $NBSP);
+}
 
-bool isIdentifierStart(int code) =>
-    ($a <= code && code <= $z) ||
-    ($A <= code && code <= $Z) ||
-    (code == $_) ||
-    (code == $$);
+bool isIdentifierStart(int code) {
+  return ($a <= code && code <= $z)
+      || ($A <= code && code <= $Z)
+      || (code == $_)
+      || (code == $$);
+}
 
-bool isIdentifierPart(int code) =>
-    ($a <= code && code <= $z) ||
-    ($A <= code && code <= $Z) ||
-    ($0 <= code && code <= $9) ||
-    (code == $_) ||
-    (code == $$);
+bool isIdentifierPart(int code) {
+  return ($a <= code && code <= $z)
+      || ($A <= code && code <= $Z)
+      || ($0 <= code && code <= $9)
+      || (code == $_)
+      || (code == $$);
+  }
 
-bool isDigit(int code) => $0 <= code && code <= $9;
+bool isDigit(int code) {
+  return ($0 <= code && code <= $9);
+}
 
-bool isExponentStart(int code) => code == $e || code == $E;
+bool isExponentStart(int code) {
+  return (code == $e || code == $E);
+}
 
-bool isExponentSign(int code) => code == $MINUS || code == $PLUS;
+bool isExponentSign(int code) {
+  return (code == $MINUS || code == $PLUS);
+}
 
 int unescape(int code) {
   switch(code) {