Make code compile with clang_use_chrome_plugin (part II)

pdfium.gyp

 # Copyright 2015 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.
 
 {
   'variables': {
     'chromium_code': 1,
 
     'variables': {
       'clang_use_pdfium_plugins%': 0,
@@ skipping 194 matching lines @@
         'core/fdrm/crypto/include/fx_crypt.h',
         'core/fdrm/crypto/fx_crypt.cpp',
         'core/fdrm/crypto/fx_crypt_aes.cpp',
         'core/fdrm/crypto/fx_crypt_sha.cpp',
       ],
     },
     {
       'target_name': 'fpdfdoc',
       'type': 'static_library',
       'sources': [
+        'core/fpdfdoc/clines.cpp',
+        'core/fpdfdoc/clines.h',
         'core/fpdfdoc/include/fpdf_doc.h',
         'core/fpdfdoc/include/fpdf_tagged.h',
         'core/fpdfdoc/cpdf_variabletext.cpp',
         'core/fpdfdoc/cpvt_color.cpp',
         'core/fpdfdoc/cpvt_color.h',
         'core/fpdfdoc/cpvt_dash.h',
         'core/fpdfdoc/cpvt_floatrect.h',
         'core/fpdfdoc/cpvt_fontmap.cpp',
         'core/fpdfdoc/cpvt_fontmap.h',
         'core/fpdfdoc/cpvt_generateap.cpp',
@@ skipping 838 matching lines @@
             'fpdfsdk/fpdfxfa/include/fpdfxfa_app.h',
             'fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h',
             'fpdfsdk/fpdfxfa/include/fpdfxfa_page.h',
             'fpdfsdk/fpdfxfa/include/fpdfxfa_util.h',
           ],
         },
       ]
     }],
   ]
 }