Remove unneeded code

Author: jeongsoolee09

javascript/frameworks/ui5/lib/advanced_security/javascript/frameworks/ui5/UI5.qll

@@ -1285,11 +1285,6 @@ class ElementInstantiation extends NewNode {
   string getImportPath() { result = importPath }
 }
 
-private newtype TSapElement =
-  TDefinitionOfElement(SapExtendCall extension) or
-  TReferenceOfElement(Reference reference) or
-  TInstantiationOfElement(ElementInstantiation newNode)
-
 /**
  * The property metadata found in an SapExtendCall.
  */

javascript/frameworks/ui5/lib/advanced_security/javascript/frameworks/ui5/dataflow/DataFlow.qll

@@ -72,10 +72,6 @@ module UI5PathGraph<PathNodeSig ConfigPathNode, PathGraphSig<ConfigPathNode> Con
 
     UI5BindingPath asUI5BindingPathNode() { this = TUI5BindingPathNode(result) }
 
-    predicate isDataFlowNode() { exists(this.asDataFlowNode()) }
-
-    predicate isUI5BindingPathNode() { exists(this.asUI5BindingPathNode()) }
-
     string toString() {
       result = this.asDataFlowNode().toString()
       or