Remove dead JBig2 code.

core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h

Index: core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h
diff --git a/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h b/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h
index 0b087a0ec121b6c09883cab8d055c7afeafb27d1..36839100fabc695c61846183bcac8783bc58cfa1 100644
--- a/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h
+++ b/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h
@@ -99,48 +99,24 @@ class CJBig2_GRDProc : public CJBig2_Object {
       CJBig2_ArithDecoder* pArithDecoder,
       JBig2ArithCtx* gbContext,
       IFX_Pause* pPause);
-  CJBig2_Image* decode_Arith_Template0_opt(CJBig2_ArithDecoder* pArithDecoder,
-                                           JBig2ArithCtx* gbContext);
-
-  CJBig2_Image* decode_Arith_Template0_opt2(CJBig2_ArithDecoder* pArithDecoder,
-                                            JBig2ArithCtx* gbContext);
-
   CJBig2_Image* decode_Arith_Template0_opt3(CJBig2_ArithDecoder* pArithDecoder,
                                             JBig2ArithCtx* gbContext);
 
   CJBig2_Image* decode_Arith_Template0_unopt(CJBig2_ArithDecoder* pArithDecoder,
                                              JBig2ArithCtx* gbContext);
 
-  CJBig2_Image* decode_Arith_Template1_opt(CJBig2_ArithDecoder* pArithDecoder,
-                                           JBig2ArithCtx* gbContext);
-
-  CJBig2_Image* decode_Arith_Template1_opt2(CJBig2_ArithDecoder* pArithDecoder,
-                                            JBig2ArithCtx* gbContext);
-
   CJBig2_Image* decode_Arith_Template1_opt3(CJBig2_ArithDecoder* pArithDecoder,
                                             JBig2ArithCtx* gbContext);
 
   CJBig2_Image* decode_Arith_Template1_unopt(CJBig2_ArithDecoder* pArithDecoder,
                                              JBig2ArithCtx* gbContext);
 
-  CJBig2_Image* decode_Arith_Template2_opt(CJBig2_ArithDecoder* pArithDecoder,
-                                           JBig2ArithCtx* gbContext);
-
-  CJBig2_Image* decode_Arith_Template2_opt2(CJBig2_ArithDecoder* pArithDecoder,
-                                            JBig2ArithCtx* gbContext);
-
   CJBig2_Image* decode_Arith_Template2_opt3(CJBig2_ArithDecoder* pArithDecoder,
                                             JBig2ArithCtx* gbContext);
 
   CJBig2_Image* decode_Arith_Template2_unopt(CJBig2_ArithDecoder* pArithDecoder,
                                              JBig2ArithCtx* gbContext);
 
-  CJBig2_Image* decode_Arith_Template3_opt(CJBig2_ArithDecoder* pArithDecoder,
-                                           JBig2ArithCtx* gbContext);
-
-  CJBig2_Image* decode_Arith_Template3_opt2(CJBig2_ArithDecoder* pArithDecoder,
-                                            JBig2ArithCtx* gbContext);
-
   CJBig2_Image* decode_Arith_Template3_opt3(CJBig2_ArithDecoder* pArithDecoder,
                                             JBig2ArithCtx* gbContext);