Remove CJBig2_Object, CJBig2_Module, and friends.

BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//testing/test.gni")
 
 pdf_use_skia = false
 
 declare_args() {
   # On Android there's no system FreeType. On Windows and Mac, only a few
@@ skipping 351 matching lines @@
     "core/src/fxcodec/jbig2/JBig2_GeneralDecoder.cpp",
     "core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h",
     "core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp",
     "core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.h",
     "core/src/fxcodec/jbig2/JBig2_HuffmanTable.cpp",
     "core/src/fxcodec/jbig2/JBig2_HuffmanTable.h",
     "core/src/fxcodec/jbig2/JBig2_HuffmanTable_Standard.h",
     "core/src/fxcodec/jbig2/JBig2_Image.cpp",
     "core/src/fxcodec/jbig2/JBig2_Image.h",
     "core/src/fxcodec/jbig2/JBig2_List.h",
-    "core/src/fxcodec/jbig2/JBig2_Module.h",
-    "core/src/fxcodec/jbig2/JBig2_Object.cpp",
-    "core/src/fxcodec/jbig2/JBig2_Object.h",
     "core/src/fxcodec/jbig2/JBig2_Page.h",
     "core/src/fxcodec/jbig2/JBig2_PatternDict.cpp",
     "core/src/fxcodec/jbig2/JBig2_PatternDict.h",
     "core/src/fxcodec/jbig2/JBig2_Segment.cpp",
     "core/src/fxcodec/jbig2/JBig2_Segment.h",
     "core/src/fxcodec/jbig2/JBig2_SymbolDict.cpp",
     "core/src/fxcodec/jbig2/JBig2_SymbolDict.h",
   ]
   configs -= [ "//build/config/compiler:chromium_code" ]
 
@@ skipping 400 matching lines @@
     "//v8",
     "//v8/include",
     "."
   ]
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [
     ":pdfium_config",
     "//build/config/compiler:no_chromium_code",
   ]
 }