Make code compile with clang_use_chrome_plugin (part IV)

fpdfsdk/javascript/JS_GlobalData.h

 // 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
 
 #ifndef FPDFSDK_JAVASCRIPT_JS_GLOBALDATA_H_
 #define FPDFSDK_JAVASCRIPT_JS_GLOBALDATA_H_
 
 #include <memory>
@@ skipping 21 matching lines @@
   void Copy(const CJS_GlobalVariableArray& array);
 
   void Empty();
 
  private:
   CFX_ArrayTemplate<CJS_KeyValue*> m_Array;
 };
 
 class CJS_KeyValue {
  public:
-  CJS_KeyValue() {}
-  virtual ~CJS_KeyValue() {}
+  CJS_KeyValue();
+  virtual ~CJS_KeyValue();
 
   CFX_ByteString sKey;
   int nType;  // 0:int 1:bool 2:string 3:obj
   double dData;
   bool bData;
   CFX_ByteString sData;
   CJS_GlobalVariableArray objData;
 };
 
 class CJS_GlobalData_Element {
@@ skipping 51 matching lines @@
   void MakeByteString(const CFX_ByteString& name,
                       CJS_KeyValue* pData,
                       CFX_BinaryBuf& sData);
 
   size_t m_RefCount;
   std::vector<std::unique_ptr<CJS_GlobalData_Element>> m_arrayGlobalData;
   CFX_WideString m_sFilePath;
 };
 
 #endif  // FPDFSDK_JAVASCRIPT_JS_GLOBALDATA_H_