GN: fixes for Mac

third_party/BUILD.gn

Index: third_party/BUILD.gn
diff --git a/third_party/BUILD.gn b/third_party/BUILD.gn
index 1aca3ca9cbf494d8e7d63611df11664b79ad9130..49d9f568c47491c99277b5fa78a1ab74459dafc7 100644
--- a/third_party/BUILD.gn
+++ b/third_party/BUILD.gn
@@ -6,89 +6,6 @@
 declare_args() {
 }
 
-import("third_party.gni")
-
-config("libpng_public") {
-  include_dirs = [ "libpng" ]
-}
-third_party("libpng") {
-  public_configs = [ ":libpng_public" ]
-
-  deps = [
-    "//third_party/zlib",
-  ]
-  sources = [
-    "libpng/png.c",
-    "libpng/pngerror.c",
-    "libpng/pngget.c",
-    "libpng/pngmem.c",
-    "libpng/pngpread.c",
-    "libpng/pngread.c",
-    "libpng/pngrio.c",
-    "libpng/pngrtran.c",
-    "libpng/pngrutil.c",
-    "libpng/pngset.c",
-    "libpng/pngtrans.c",
-    "libpng/pngwio.c",
-    "libpng/pngwrite.c",
-    "libpng/pngwtran.c",
-    "libpng/pngwutil.c",
-  ]
-}
-
-config("libjpeg-turbo_config") {
-  include_dirs = [ "externals/libjpeg-turbo" ]
-}
-third_party("libjpeg-turbo") {
-  public_configs = [ ":libjpeg-turbo_config" ]
-
-  sources = [
-    "externals/libjpeg-turbo/jcapimin.c",
-    "externals/libjpeg-turbo/jcapistd.c",
-    "externals/libjpeg-turbo/jccoefct.c",
-    "externals/libjpeg-turbo/jccolor.c",
-    "externals/libjpeg-turbo/jcdctmgr.c",
-    "externals/libjpeg-turbo/jchuff.c",
-    "externals/libjpeg-turbo/jcinit.c",
-    "externals/libjpeg-turbo/jcmainct.c",
-    "externals/libjpeg-turbo/jcmarker.c",
-    "externals/libjpeg-turbo/jcmaster.c",
-    "externals/libjpeg-turbo/jcomapi.c",
-    "externals/libjpeg-turbo/jcparam.c",
-    "externals/libjpeg-turbo/jcphuff.c",
-    "externals/libjpeg-turbo/jcprepct.c",
-    "externals/libjpeg-turbo/jcsample.c",
-    "externals/libjpeg-turbo/jdapimin.c",
-    "externals/libjpeg-turbo/jdapistd.c",
-    "externals/libjpeg-turbo/jdcoefct.c",
-    "externals/libjpeg-turbo/jdcolor.c",
-    "externals/libjpeg-turbo/jddctmgr.c",
-    "externals/libjpeg-turbo/jdhuff.c",
-    "externals/libjpeg-turbo/jdinput.c",
-    "externals/libjpeg-turbo/jdmainct.c",
-    "externals/libjpeg-turbo/jdmarker.c",
-    "externals/libjpeg-turbo/jdmaster.c",
-    "externals/libjpeg-turbo/jdmerge.c",
-    "externals/libjpeg-turbo/jdphuff.c",
-    "externals/libjpeg-turbo/jdpostct.c",
-    "externals/libjpeg-turbo/jdsample.c",
-    "externals/libjpeg-turbo/jerror.c",
-    "externals/libjpeg-turbo/jfdctflt.c",
-    "externals/libjpeg-turbo/jfdctfst.c",
-    "externals/libjpeg-turbo/jfdctint.c",
-    "externals/libjpeg-turbo/jidctflt.c",
-    "externals/libjpeg-turbo/jidctfst.c",
-    "externals/libjpeg-turbo/jidctint.c",
-    "externals/libjpeg-turbo/jidctred.c",
-    "externals/libjpeg-turbo/jmemmgr.c",
-    "externals/libjpeg-turbo/jmemnobs.c",
-    "externals/libjpeg-turbo/jquant1.c",
-    "externals/libjpeg-turbo/jquant2.c",
-    "externals/libjpeg-turbo/jsimd_none.c",
-    "externals/libjpeg-turbo/jutils.c",
-  ]
-}
-
 config("system_freetype2") {
   include_dirs = [ "/usr/include/freetype2" ]
   libs = [ "freetype" ]