Sanitize CJBig2_SymbolDict's memory usage.

core/src/fxcodec/jbig2/JBig2_SddProc.h

Index: core/src/fxcodec/jbig2/JBig2_SddProc.h
diff --git a/core/src/fxcodec/jbig2/JBig2_SddProc.h b/core/src/fxcodec/jbig2/JBig2_SddProc.h
index 2c55113dae2377ffe4db8bef722f90feda12dcb9..01f8014cccb52af8842cd36ffb49c60ac3aadac5 100644
--- a/core/src/fxcodec/jbig2/JBig2_SddProc.h
+++ b/core/src/fxcodec/jbig2/JBig2_SddProc.h
@@ -7,25 +7,26 @@
 #ifndef CORE_SRC_FXCODEC_JBIG2_JBIG2_SDDPROC_H_
 #define CORE_SRC_FXCODEC_JBIG2_JBIG2_SDDPROC_H_
 
+#include <vector>
+
 #include "../../../include/fxcrt/fx_system.h"
+#include "JBig2_ArithDecoder.h"
 
-class CJBig2_ArithDecoder;
 class CJBig2_BitStream;
 class CJBig2_HuffmanTable;
 class CJBig2_Image;
 class CJBig2_SymbolDict;
 class IFX_Pause;
-struct JBig2ArithCtx;
 
 class CJBig2_SDDProc {
  public:
   CJBig2_SymbolDict* decode_Arith(CJBig2_ArithDecoder* pArithDecoder,
-                                  JBig2ArithCtx* gbContext,
-                                  JBig2ArithCtx* grContext);
+                                  std::vector<JBig2ArithCtx>* gbContext,
+                                  std::vector<JBig2ArithCtx>* grContext);
 
   CJBig2_SymbolDict* decode_Huffman(CJBig2_BitStream* pStream,
-                                    JBig2ArithCtx* gbContext,
-                                    JBig2ArithCtx* grContext,
+                                    std::vector<JBig2ArithCtx>* gbContext,
+                                    std::vector<JBig2ArithCtx>* grContext,
                                     IFX_Pause* pPause);
 
  public: