Make code compile with clang_use_chrome_plugin (part III)

xfa/fxbarcode/common/BC_CommonByteArray.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 XFA_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
 #define XFA_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
 
 #include "core/fxcrt/include/fx_basic.h"
 
 class CBC_CommonByteArray {
- private:
-  int32_t m_size;
-  int32_t m_index;
-  uint8_t* m_bytes;
-
  public:
   CBC_CommonByteArray();
-  CBC_CommonByteArray(int32_t size);
+  explicit CBC_CommonByteArray(int32_t size);
   CBC_CommonByteArray(uint8_t* byteArray, int32_t size);
   virtual ~CBC_CommonByteArray();
+
   int32_t At(int32_t index);
   void Set(int32_t index, int32_t value);
   int32_t Size();
   FX_BOOL IsEmpty();
   void AppendByte(int32_t value);
   void Reserve(int32_t capacity);
   void Set(uint8_t* source, int32_t offset, int32_t count);
   void Set(CFX_ByteArray* source, int32_t offset, int32_t count);
+
+ private:
+  int32_t m_size;
+  int32_t m_index;
+  uint8_t* m_bytes;
 };
 
 #endif  // XFA_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_