back out changes that weren't supposed to be checked in

parser/htmlparser/src/nsExpatDriver.cpp

@@ -1209,10 +1209,6 @@ nsExpatDriver::ConsumeToken(nsScanner& aScanner, PRBool& aFlushTokens)
     aScanner.EndReading(end);
   }
 
-  if (start == end && !aScanner->IsIncremental()) {
-    mInternalState = kEOF;
-  }
-
   aScanner.SetPosition(currentExpatPosition, PR_TRUE);
   aScanner.Mark();