Pass IJS_Runtime, not IJS_Context, to native object constructors.

fpdfsdk/src/javascript/JS_Runtime_Stub.cpp

Index: fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
diff --git a/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp b/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
index 2c5e625fdc43ded243198af3e8e07af7368f23c1..a7b081faf74fe2d38d12a2f5bc0376ed30bba938 100644
--- a/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
+++ b/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
@@ -15,7 +15,7 @@ class CJS_ContextStub final : public IJS_Context {
 
   // IJS_Context:
   FX_BOOL RunScript(const CFX_WideString& script,
-                    CFX_WideString& info) override {
+                    CFX_WideString* info) override {
     return FALSE;
   }
 
@@ -136,6 +136,12 @@ class CJS_RuntimeStub final : public IJS_Runtime {
   }
   CPDFSDK_Document* GetReaderDocument() override { return m_pDoc; }
 
+  int Execute(IJS_Context* cc,
+              const wchar_t* script,
+              CFX_WideString* info) override {
+    return 0;
+  }
+
  protected:
   CPDFSDK_Document* m_pDoc;
   nonstd::unique_ptr<CJS_ContextStub> m_pContext;