Initialize V8 in PDFium from external files (plugin process only)

ppapi/thunk/ppb_pdf_api.h

 // Copyright (c) 2011 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 PPAPI_THUNK_PPB_PDF_API_H_
 #define PPAPI_THUNK_PPB_PDF_API_H_
 
 #include "ppapi/c/private/ppb_pdf.h"
 #include "ppapi/shared_impl/singleton_resource_id.h"
 
@@ skipping 16 matching lines @@
   virtual void UserMetricsRecordAction(const PP_Var& action) = 0;
   virtual void HasUnsupportedFeature() = 0;
   virtual void SaveAs() = 0;
   virtual PP_Bool IsFeatureEnabled(PP_PDFFeature feature) = 0;
   virtual void Print() = 0;
   virtual PP_Resource GetResourceImageForScale(PP_ResourceImage image_id,
                                                float scale) = 0;
   virtual PP_Bool IsOutOfProcess() = 0;
   virtual void SetSelectedText(const char* selected_text) = 0;
   virtual void SetLinkUnderCursor(const char* url) = 0;
+  virtual void GetV8ExternalSnapshotData(const char** natives_data_out,
+                                         int* natives_size_out,
+                                         const char** snapshot_data_out,
+                                         int* snapshot_size_out) = 0;
 
   static const SingletonResourceID kSingletonResourceID = PDF_SINGLETON_ID;
 };
 
 }  // namespace thunk
 }  // namespace ppapi
 
 #endif  // PPAPI_THUNK_PPB_PDF_API_H_