Splitting fpdfdoc/doc_* part I

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,
     'pdf_use_skia%': 0,
     'pdf_enable_v8%': 1,
     'pdf_enable_xfa%': 0, # Set to 1 by standalone.gypi in a standalone build.
@@ skipping 166 matching lines @@
         '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/cpdf_aaction.cpp',
+        'core/fpdfdoc/cpdf_action.cpp',
+        'core/fpdfdoc/cpdf_actionfields.cpp',
         'core/fpdfdoc/cpdf_apsettings.h',
         'core/fpdfdoc/cpdf_annot.cpp',
         'core/fpdfdoc/cpdf_annotlist.cpp',
+        'core/fpdfdoc/cpdf_bookmark.cpp',
+        'core/fpdfdoc/cpdf_bookmarktree.cpp',
+        'core/fpdfdoc/cpdf_docjsactions.cpp',
+        'core/fpdfdoc/cpdf_link.cpp',
+        'core/fpdfdoc/cpdf_linklist.cpp',
+        'core/fpdfdoc/cpdf_metadata.cpp',
         'core/fpdfdoc/cpdf_pagelabel.h',
         'core/fpdfdoc/cpdf_variabletext.cpp',
+        'core/fpdfdoc/cpdf_viewerpreferences.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',
         'core/fpdfdoc/cpvt_generateap.h',
         'core/fpdfdoc/cpvt_lineinfo.h',
         'core/fpdfdoc/cpvt_sectioninfo.cpp',
         'core/fpdfdoc/cpvt_sectioninfo.h',
         'core/fpdfdoc/cpvt_wordinfo.cpp',
         'core/fpdfdoc/cpvt_wordinfo.h',
         'core/fpdfdoc/csection.cpp',
         'core/fpdfdoc/csection.h',
         'core/fpdfdoc/ctypeset.cpp',
         'core/fpdfdoc/ctypeset.h',
-        'core/fpdfdoc/doc_action.cpp',
         'core/fpdfdoc/doc_basic.cpp',
-        'core/fpdfdoc/doc_bookmark.cpp',
         'core/fpdfdoc/doc_form.cpp',
         'core/fpdfdoc/doc_formcontrol.cpp',
         'core/fpdfdoc/doc_formfield.cpp',
-        'core/fpdfdoc/doc_link.cpp',
-        'core/fpdfdoc/doc_metadata.cpp',
         'core/fpdfdoc/doc_ocg.cpp',
         'core/fpdfdoc/doc_utils.cpp',
         'core/fpdfdoc/doc_utils.h',
-        'core/fpdfdoc/doc_viewerPreferences.cpp',
         'core/fpdfdoc/doc_vt.cpp',
         'core/fpdfdoc/include/cpdf_aaction.h',
         'core/fpdfdoc/include/cpdf_action.h',
         'core/fpdfdoc/include/cpdf_actionfields.h',
         'core/fpdfdoc/include/cpdf_annot.h',
         'core/fpdfdoc/include/cpdf_annotlist.h',
         'core/fpdfdoc/include/cpdf_bookmark.h',
         'core/fpdfdoc/include/cpdf_bookmarktree.h',
         'core/fpdfdoc/include/cpdf_defaultappearance.h',
         'core/fpdfdoc/include/cpdf_dest.h',
@@ skipping 872 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',
           ],
         },
       ]
     }],
   ]
 }