Instantiate shared FlowSummary library

Author: asgerf

javascript/ql/lib/semmle/javascript/dataflow/internal/FlowSummaryPrivate.qll

@@ -294,6 +294,9 @@ string encodeArgumentPosition(ArgumentPosition pos) {
   positionName(pos, result) and result != "any"
 }
 
+/** Gets the return kind corresponding to specification `"ReturnValue"`. */
+ReturnKind getStandardReturnValueKind() { result = MkNormalReturnKind() }
+
 /** Holds if input specification component `c` needs a reference. */
 predicate inputNeedsReferenceSpecific(string c) { none() }
 

javascript/ql/lib/semmle/javascript/dataflow/internal/sharedlib/DataFlowArg.qll

@@ -2,6 +2,7 @@ private import semmle.javascript.Locations
 private import DataFlowImplSpecific
 private import codeql.dataflow.DataFlow as SharedDataFlow
 private import codeql.dataflow.TaintTracking as SharedTaintTracking
+private import codeql.dataflow.internal.FlowSummaryImpl as FlowSummaryImpl
 
 module JSDataFlow implements SharedDataFlow::InputSig<Location> {
   import Private
@@ -22,3 +23,11 @@ module JSDataFlow implements SharedDataFlow::InputSig<Location> {
 module JSTaintFlow implements SharedTaintTracking::InputSig<Location, JSDataFlow> {
   import semmle.javascript.dataflow.internal.TaintTrackingPrivate
 }
+
+module JSFlowSummary implements FlowSummaryImpl::InputSig<Location, JSDataFlow> {
+  private import semmle.javascript.dataflow.internal.FlowSummaryPrivate as FlowSummaryPrivate
+  import FlowSummaryPrivate
+
+  // Explicitly implement signature members that have a default
+  predicate callbackSelfParameterPosition = FlowSummaryPrivate::callbackSelfParameterPosition/0;
+}