Add postscript path

BUILD.gn

 # Copyright 2016 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("//build_overrides/v8.gni")
 import("//testing/test.gni")
 import("pdfium.gni")
 
 config("pdfium_common_config") {
   cflags = []
@@ skipping 1694 matching lines @@
     "core/fpdfapi/parser/cpdf_document_unittest.cpp",
     "core/fpdfapi/parser/cpdf_object_unittest.cpp",
     "core/fpdfapi/parser/cpdf_parser_unittest.cpp",
     "core/fpdfapi/parser/cpdf_simple_parser_unittest.cpp",
     "core/fpdfapi/parser/cpdf_syntax_parser_unittest.cpp",
     "core/fpdfapi/parser/fpdf_parser_decode_unittest.cpp",
     "core/fpdfdoc/cpdf_dest_unittest.cpp",
     "core/fpdfdoc/cpdf_filespec_unittest.cpp",
     "core/fpdfdoc/cpdf_formfield_unittest.cpp",
     "core/fpdftext/fpdf_text_int_unittest.cpp",
+    "core/fxcodec/codec/fx_codec_a85_unittest.cpp",
     "core/fxcodec/codec/fx_codec_jpx_unittest.cpp",
+    "core/fxcodec/codec/fx_codec_rle_unittest.cpp",
     "core/fxcodec/jbig2/JBig2_Image_unittest.cpp",
     "core/fxcrt/cfx_maybe_owned_unittest.cpp",
     "core/fxcrt/cfx_observable_unittest.cpp",
     "core/fxcrt/cfx_retain_ptr_unittest.cpp",
     "core/fxcrt/cfx_shared_copy_on_write_unittest.cpp",
     "core/fxcrt/cfx_string_pool_template_unittest.cpp",
     "core/fxcrt/cfx_weak_ptr_unittest.cpp",
     "core/fxcrt/fx_basic_bstring_unittest.cpp",
     "core/fxcrt/fx_basic_gcc_unittest.cpp",
     "core/fxcrt/fx_basic_memmgr_unittest.cpp",
@@ skipping 105 matching lines @@
       "//samples",
     ]
   }
   group("fuzzers") {
     testonly = true
     deps = [
       "//testing/libfuzzer",
     ]
   }
 }