error-handling: Remove if condition to check if the response is a vcs response.

We moved the VCS middleware out of the error handling. Therefore we don't need to skip the error handling anymore.

rhodecode/lib/middleware/error_handling.py

@@ -51,17 +51,10 b' class PylonsErrorHandlingMiddleware(obje'
         response = self.handle_request(request)
         return response(environ, start_response)
 
-    def is_vcs_response(self, response):
-        return 'X-RhodeCode-Backend' in response.headers
-
     def is_http_error(self, response):
         # webob type error responses
         return (400 <= response.status_int <= 599)
 
-    def is_error_handling_needed(self, response):
-        return (self.is_http_error(response) and not
-                self.is_vcs_response(response))
-
     def reraise(self):
         return self._reraise
 
@@ -77,7 +70,7 b' class PylonsErrorHandlingMiddleware(obje'
         """
         try:
             response = request.get_response(self.app)
-            if self.is_error_handling_needed(response):
+            if self.is_http_error(response):
                 response = webob_to_pyramid_http_response(response)
                 return self.error_view(response, request)
         except HTTPError as e:  # pyramid type exceptions