Report ILLEGAL_CHARACTER for nbsp.

editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/scanner/AbstractScanner.java

Index: editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/scanner/AbstractScanner.java
diff --git a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/scanner/AbstractScanner.java b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/scanner/AbstractScanner.java
index bafa9e41df61ea9f54b5808c55996408b7f60fee..b11addcba5bb90f39b6b7b4e0a41ff10311386fd 100644
--- a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/scanner/AbstractScanner.java
+++ b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/scanner/AbstractScanner.java
@@ -88,11 +88,6 @@ public abstract class AbstractScanner {
   private boolean hasUnmatchedGroups = false;
 
   /**
-   * A non-breaking space, which is allowed by this scanner as a white-space character.
-   */
-  private static final int $NBSP = 160;
-
-  /**
    * Initialize a newly created scanner.
    * 
    * @param source the source being scanned
@@ -484,13 +479,6 @@ public abstract class AbstractScanner {
       return -1;
     }
 
-    // The following are non-ASCII characters.
-
-    if (next == $NBSP) {
-      //appendWhiteSpace(next);
-      return advance();
-    }
-
     reportError(ScannerErrorCode.ILLEGAL_CHARACTER, Integer.valueOf(next));
     return advance();
   }