[Chromecast] Depend on Chromium's freetype-android

third_party/libpng/BUILD.gn

Index: third_party/libpng/BUILD.gn
diff --git a/third_party/libpng/BUILD.gn b/third_party/libpng/BUILD.gn
index 21420596db7fcaae359799e594aec3d1e320947f..365c4558000df86c36ba7e1678bcb38fb89c2021 100644
--- a/third_party/libpng/BUILD.gn
+++ b/third_party/libpng/BUILD.gn
@@ -2,6 +2,8 @@
 # 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("libpng_config") {
   include_dirs = [ "." ]
 
@@ -10,7 +12,7 @@ config("libpng_config") {
     "PNG_USER_CONFIG",
   ]
 
-  if (is_android) {
+  if (is_android || is_chromecast) {
     #'toolsets': ['target', 'host'],
     defines += [ "CHROME_PNG_READ_PACK_SUPPORT" ]  # Required by freetype.
   }