🐳 Move linux pkg_config() calls into separate BUILD.gn files

build/linux/BUILD.gn

 # Copyright (c) 2015 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/features.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//tools/generate_library_loader/generate_library_loader.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("system.gyp") ],
@@ skipping 97 matching lines @@
   if (is_chromecast) {
     # Chromecast platform does not provide fontconfig
     public_deps = [
       "//third_party/fontconfig",
     ]
   } else {
     public_configs = [ "//build/config/linux:fontconfig" ]
   }
 }
 
+if (!is_chromecast) {
+  pkg_config("freetype2_config") {
+    visibility = [ ":freetype2" ]
+    packages = [ "freetype2" ]
+  }
+}
+
 group("freetype2") {
   if (is_chromecast) {
     # Chromecast platform doesn't provide freetype, so use Chromium's.
     # The version in freetype-android is unmodified from freetype2 upstream.
     public_deps = [
       "//third_party/freetype-android:freetype",
     ]
   } else {
-    public_configs = [ "//build/config/linux:freetype2" ]
+    public_configs = [ ":freetype2_config" ]
   }
 }