Make code compile with clang_use_chrome_plugin (part IV)

fpdfsdk/javascript/JS_Object.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "fpdfsdk/javascript/JS_Object.h"
 
 #include "fpdfsdk/include/fsdk_mgr.h"
 #include "fpdfsdk/javascript/JS_Define.h"
@@ skipping 57 matching lines @@
 
 void CJS_Object::MakeWeak() {
   m_pV8Object.SetWeak(this, DisposeObject,
                       v8::WeakCallbackType::kInternalFields);
 }
 
 void CJS_Object::Dispose() {
   m_pV8Object.Reset();
 }
 
+FX_BOOL CJS_Object::IsType(const FX_CHAR* sClassName) {
+  return TRUE;
+}
+
+CFX_ByteString CJS_Object::GetClassName() {
+  return "";
+}
+
+void CJS_Object::InitInstance(IJS_Runtime* pIRuntime) {}
+
+void CJS_Object::ExitInstance() {}
+
 int CJS_Object::MsgBox(CPDFDoc_Environment* pApp,
                        const FX_WCHAR* swMsg,
                        const FX_WCHAR* swTitle,
                        FX_UINT nType,
                        FX_UINT nIcon) {
   return FXJS_MsgBox(pApp, swMsg, swTitle, nType, nIcon);
 }
 
 void CJS_Object::Alert(CJS_Context* pContext, const FX_WCHAR* swMsg) {
   if (pContext->IsMsgBoxEnabled()) {
@@ skipping 60 matching lines @@
 // static
 CJS_Timer::TimerMap* CJS_Timer::GetGlobalTimerMap() {
   // Leak the timer array at shutdown.
   static auto* s_TimerMap = new TimerMap;
   return s_TimerMap;
 }
 
 void CJS_Timer::OnDestroyed() {
   m_bValid = false;
 }