fix #580 (#581)

Author: arnaudroger

src/main/java/com/fasterxml/jackson/core/filter/FilteringGeneratorDelegate.java

@@ -459,23 +459,23 @@ public void writeRaw(char c) throws IOException
     public void writeRawValue(String text) throws IOException
     {
         if (_checkRawValueWrite()) {
-            delegate.writeRaw(text);
+            delegate.writeRawValue(text);
         }
     }
 
     @Override
     public void writeRawValue(String text, int offset, int len) throws IOException
     {
         if (_checkRawValueWrite()) {
-            delegate.writeRaw(text, offset, len);
+            delegate.writeRawValue(text, offset, len);
         }
     }
 
     @Override
     public void writeRawValue(char[] text, int offset, int len) throws IOException
     {
         if (_checkRawValueWrite()) {
-            delegate.writeRaw(text, offset, len);
+            delegate.writeRawValue(text, offset, len);
         }
     }