Adding a privileged callback used in IE CF to check whether to show...

chrome_frame/np_browser_functions.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_FRAME_NP_BROWSER_FUNCTIONS_H_
 #define CHROME_FRAME_NP_BROWSER_FUNCTIONS_H_
 
 #include "base/logging.h"
 #include "third_party/npapi/bindings/npapi.h"
 #include "third_party/npapi/bindings/nphostapi.h"
@@ skipping 215 matching lines @@
     DCHECK(npo_ == NULL);
     npo_ = p;
   }
 
   NpoType* Copy() const {
     if (npo_ != NULL)
       npapi::RetainObject(npo_);
     return npo_;
   }
 
+  bool Invoke0(NPP npp, NPIdentifier id, NPVariant* result) {
+    return npapi::Invoke(npp, npo_, id, NULL, 0, result);
+  }
+  bool Invoke0(NPP npp, const NPUTF8* name, NPVariant* result) {
+    return Invoke0(npp, npapi::GetStringIdentifier(name), result);
+  }
+
+  bool Invoke1(NPP npp, NPIdentifier id, const NPVariant &arg1,
+               NPVariant* result) {
+    return npapi::Invoke(npp, npo_, id, &arg1, 1, result);
+  }
+  bool Invoke1(NPP npp, const NPUTF8* name, const NPVariant &arg1,
+               NPVariant* result) {
+    return Invoke1(npp, npapi::GetStringIdentifier(name), arg1, result);
+  }
+  bool InvokeN(NPP npp, NPIdentifier id, const NPVariant* args, unsigned argc,
+               NPVariant* result) {
+    return npapi::Invoke(npp, npo_, id, args, argc, result);
+  }
+  bool InvokeN(NPP npp, const NPUTF8* name, const NPVariant* args,
+               unsigned argc, NPVariant* result) {
+    return Invoke1(npp, npapi::GetStringIdentifier(name), args, argc, result);
+  }
+
+  bool GetProperty(NPP npp, NPIdentifier id, NPVariant* result) {
+    return npapi::GetProperty(npp, npo_, id, result);
+  }
+
+  bool GetProperty(NPP npp, const NPUTF8* name, NPVariant* result) {
+    return GetProperty(npp, npapi::GetStringIdentifier(name), result);
+  }
+
  private:
   NpoType* npo_;
   DISALLOW_COPY_AND_ASSIGN(ScopedNpObject);
 };
 
 // Allocates a new NPUTF8 string and assigns it to the variant.
 // If memory allocation fails, the variant type will be set to NULL.
 // The memory allocation is done via the npapi browser functions.
 void AllocateStringVariant(const std::string& str, NPVariant* var);
 
 #endif // CHROME_FRAME_NP_BROWSER_FUNCTIONS_H_