Make code compile with clang_use_chrome_plugin (part IV)

fpdfsdk/javascript/JS_Value.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_Value.h"
 
 #include <time.h>
 
@@ skipping 64 matching lines @@
   operator=(pStr);
 }
 
 CJS_Value::CJS_Value(CJS_Runtime* pRuntime, CJS_Array& array)
     : m_pJSRuntime(pRuntime) {
   operator=(array);
 }
 
 CJS_Value::~CJS_Value() {}
 
+CJS_Value::CJS_Value(const CJS_Value& other) = default;
+
 void CJS_Value::Attach(v8::Local<v8::Value> pValue, Type t) {
   m_pValue = pValue;
   m_eType = t;
 }
 
 void CJS_Value::Attach(CJS_Value* pValue) {
   if (pValue)
     Attach(pValue->ToV8Value(), pValue->GetType());
 }
 
@@ skipping 308 matching lines @@
 }
 
 CJS_PropValue::operator v8::Local<v8::Value>() const {
   return m_pValue;
 }
 
 CJS_Array::CJS_Array(CJS_Runtime* pRuntime) : m_pJSRuntime(pRuntime) {}
 
 CJS_Array::~CJS_Array() {}
 
+CJS_Array::CJS_Array(const CJS_Array& other) = default;
+
 void CJS_Array::Attach(v8::Local<v8::Array> pArray) {
   m_pArray = pArray;
 }
 
 FX_BOOL CJS_Array::IsAttached() {
   return FALSE;
 }
 
 void CJS_Array::GetElement(unsigned index, CJS_Value& value) {
   if (m_pArray.IsEmpty())
@@ skipping 470 matching lines @@
   for (size_t i = 0; i < nKeywords; ++i) {
     const wchar_t* property = va_arg(ap, const wchar_t*);
     v8::Local<v8::Value> v8Value =
         FXJS_GetObjectElement(pRuntime->GetIsolate(), pObj, property);
     if (!v8Value->IsUndefined())
       result[i] = CJS_Value(pRuntime, v8Value, CJS_Value::VT_unknown);
   }
   va_end(ap);
   return result;
 }