minor WaE cleanup for SerfRequestProcessorImpl.hxx

that solves another dozen warnings
(cherry picked from commit f42f6eb8)

Change-Id: Ia06cee06e04b09fe6ed45cf4159722be191a21d2

ucb/source/ucp/webdav/SerfRequestProcessorImpl.hxx

@@ -64,7 +64,7 @@ protected:
     void handleEndOfResponseData( serf_bucket_t * inSerfResponseBucket ) = 0;
 
     const char* getPathStr() const;
-    const bool useChunkedEncoding() const;
+    bool useChunkedEncoding() const;
 
 private:
     const char* mPathStr;