Cleanup: Rename two entries of 'direct_dependent_configs' to 'public_configs'.

build/config/linux/gtk/BUILD.gn

Index: build/config/linux/gtk/BUILD.gn
diff --git a/build/config/linux/gtk/BUILD.gn b/build/config/linux/gtk/BUILD.gn
index 4968e2deb669fb3be6a9739c1c07b1325f4c7cf2..7130e1555c0cc5eb8e6615dccfc2ccbd9c32da57 100644
--- a/build/config/linux/gtk/BUILD.gn
+++ b/build/config/linux/gtk/BUILD.gn
@@ -28,7 +28,7 @@ group("gtk") {
     "//chrome/browser/ui/libgtk2ui",
     "//remoting/host",
   ]
-  direct_dependent_configs = [ ":gtk_internal_config" ]
+  public_configs = [ ":gtk_internal_config" ]
 }
 
 # Depend on "gtkprint" to get this.
@@ -38,5 +38,5 @@ pkg_config("gtkprint_internal_config") {
 
 group("gtkprint") {
   visibility = [ "//chrome/browser/ui/libgtk2ui" ]
-  direct_dependent_configs = [ ":gtkprint_internal_config" ]
+  public_configs = [ ":gtkprint_internal_config" ]
 }