Revert of Combine PDF plugin into the Chromium binary.

pdf/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.
 
 pdf_engine = 0  # 0 PDFium
 
-static_library("pdf") {
+# TODO(GYP) need support for loadable modules
+shared_library("pdf") {
   sources = [
     "button.h",
     "button.cc",
     "chunk_stream.h",
     "chunk_stream.cc",
     "control.h",
     "control.cc",
     "document_loader.h",
     "document_loader.cc",
     "draw_utils.cc",
     "draw_utils.h",
     "fading_control.cc",
     "fading_control.h",
     "fading_controls.cc",
     "fading_controls.h",
     "instance.cc",
     "instance.h",
     "number_image_generator.cc",
     "number_image_generator.h",
     "out_of_process_instance.cc",
     "out_of_process_instance.h",
     "page_indicator.cc",
     "page_indicator.h",
     "paint_aggregator.cc",
     "paint_aggregator.h",
     "paint_manager.cc",
     "paint_manager.h",
     "pdf.cc",
     "pdf.h",
+    "pdf.rc",
     "progress_control.cc",
     "progress_control.h",
     "pdf_engine.h",
     "preview_mode_client.cc",
     "preview_mode_client.h",
     "resource.h",
     "resource_consts.h",
     "thumbnail_control.cc",
     "thumbnail_control.h",
+    "../components/ui/zoom/page_zoom_constants.cc",
+    "../content/common/page_zoom.cc",
   ]
 
   if (pdf_engine == 0) {
     sources += [
       "pdfium/pdfium_api_string_buffer_adapter.cc",
       "pdfium/pdfium_api_string_buffer_adapter.h",
       "pdfium/pdfium_assert_matching_enums.cc",
       "pdfium/pdfium_engine.cc",
       "pdfium/pdfium_engine.h",
       "pdfium/pdfium_mem_buffer_file_read.cc",
       "pdfium/pdfium_mem_buffer_file_read.h",
       "pdfium/pdfium_mem_buffer_file_write.cc",
       "pdfium/pdfium_mem_buffer_file_write.h",
       "pdfium/pdfium_page.cc",
       "pdfium/pdfium_page.h",
       "pdfium/pdfium_range.cc",
       "pdfium/pdfium_range.h",
     ]
   }
 
   if (is_win) {
+    defines = [ "COMPILE_CONTENT_STATICALLY" ]
     cflags = [ "/wd4267" ]  # TODO(jschuh) size_t to int truncations.
   }
 
+  if (is_mac) {
+    # TODO(GYP)
+    #'mac_bundle': 1,
+    #'product_name': 'PDF',
+    #'product_extension': 'plugin',
+    ## Strip the shipping binary of symbols so "Foxit" doesn't appear in
+    ## the binary.  Symbols are stored in a separate .dSYM.
+    #'variables': {
+    #  'mac_real_dsym': 1,
+    #},
+    #'sources+': [
+    #  'Info.plist'
+    #]
+    #'xcode_settings': {
+    #  'INFOPLIST_FILE': 'Info.plist',
+    #},
+  }
+
   deps = [
     "//base",
-    "//components/ui/zoom:ui_zoom",
-    "//content/public/common",
     "//net",
-    "//ppapi:ppapi_internal_module",
+    "//ppapi:ppapi_cpp",
     "//third_party/pdfium",
   ]
 }
+# TODO(GYP) pdf_linux_symbols target.