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 11d710850dc3b9f331385a7ccfb1aff63fa668fa..53c275f5429c24a780a23bed729d5e3bee4927fb 100644
--- a/pkg/compiler/lib/src/parser/element_listener.dart
+++ b/pkg/compiler/lib/src/parser/element_listener.dart
@@ -629,7 +629,10 @@ 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;
 
@@ -641,7 +644,7 @@ class ElementListener extends Listener {
         errorCode = MessageKind.VOID_NOT_ALLOWED;
         break;
 
-      case ErrorKind.MalformedStringLiteral:
+      case ErrorKind.UnexpectedDollarInString:
         errorCode = MessageKind.MALFORMED_STRING_LITERAL;
         break;