Port parser and scanner fixes from rasta branch.

pkg/compiler/lib/src/parser/element_listener.dart

Index: pkg/compiler/lib/src/parser/element_listener.dart
diff --git a/pkg/compiler/lib/src/parser/element_listener.dart b/pkg/compiler/lib/src/parser/element_listener.dart
index 6865600186246fb923cf782f3500e4dcc0d4e875..f7109264fa334857cd60fe7ded35b8e6667a7232 100644
--- a/pkg/compiler/lib/src/parser/element_listener.dart
+++ b/pkg/compiler/lib/src/parser/element_listener.dart
@@ -630,7 +630,10 @@ class ElementListener extends Listener {
         errorCode = MessageKind.INVALID_AWAIT_FOR;
         break;
 
-      case ErrorKind.InvalidInputCharacter:
+      case ErrorKind.AsciiControlCharacter:
+      case ErrorKind.NonAsciiIdentifier:
+      case ErrorKind.NonAsciiWhitespace:
+      case ErrorKind.Encoding:
         errorCode = MessageKind.BAD_INPUT_CHARACTER;
         break;
 
@@ -642,7 +645,7 @@ class ElementListener extends Listener {
         errorCode = MessageKind.VOID_NOT_ALLOWED;
         break;
 
-      case ErrorKind.MalformedStringLiteral:
+      case ErrorKind.UnexpectedDollarInString:
         errorCode = MessageKind.MALFORMED_STRING_LITERAL;
         break;