[FELIX-4456] openConnection().getContentLengthLong() always returns -1 for bundle URLs on Java7

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1696598 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/framework/src/main/java/org/apache/felix/framework/URLHandlersBundleURLConnection.java b/framework/src/main/java/org/apache/felix/framework/URLHandlersBundleURLConnection.java
index aa52034..3b3573f 100644
--- a/framework/src/main/java/org/apache/felix/framework/URLHandlersBundleURLConnection.java
+++ b/framework/src/main/java/org/apache/felix/framework/URLHandlersBundleURLConnection.java
@@ -177,6 +177,11 @@
         return m_contentLength;
     }
 
+    public long getContentLengthLong()
+    {
+        return getContentLength();
+    }
+
     public long getLastModified()
     {
         try