Move FreeType bundling on mac OS from PDFium up to Chrome

third_party/freetype/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("//build/config/chromecast_build.gni")
 
 config("freetype_config") {
   include_dirs = [
     "include",
     "src/include",
@@ skipping 69 matching lines @@
     sources += [ "src/src/base/ftbdf.c" ]
   }
 
   if (is_linux || is_chromecast) {
     # Needed on Fedora whose libfreetype builds ftsynth.c containing
     # FT_GlyphSlot_Embolden, which we need to replace in content_shell if
     # we are linking against our own FreeType.
     sources += [ "src/src/base/ftsynth.c" ]
   }
 
+  if (is_mac && !is_component_build) {
+    defines += [ "MAC_RESTRICT_VISIBILITY" ]
+  }
+
   defines += [
     "FT2_BUILD_LIBRARY",
     "DARWIN_NO_CARBON",
 
     # Long directory name to avoid accidentally using wrong headers.
     # GN currently does not escape '<' and '>' when generating xml based Visual
     # Studio project files. As a result, use quotes instead of pointy brackets
     # in these defines.
     "FT_CONFIG_MODULES_H=\"freetype-custom-config/ftmodule.h\"",
     "FT_CONFIG_OPTIONS_H=\"freetype-custom-config/ftoption.h\"",
   ]
 
   if (is_win && is_component_build) {
     # Used for managing declspec(dllimport/export) visibility.
     defines += [ "FT2_BUILD_DLL" ]
   }
 
   public_configs = [ ":freetype_config" ]
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
 
   configs += [ ":freetype-warnings" ]
 
   deps = [
     "//third_party/libpng",
     "//third_party/zlib",
   ]
 }