[Headless] Have public_deps chain reflect inclusion chain

headless/BUILD.gn

 # Copyright 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/chrome_build.gni")
 import("//build/util/process_version.gni")
 import("//headless/headless.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//printing/features/features.gni")
 import("//testing/test.gni")
@@ skipping 303 matching lines @@
       "lib/renderer/headless_print_web_view_helper_delegate.h",
     ]
   }
 
   public_deps = [
     "//base",
     "//net",
   ]
 
   if (enable_basic_printing) {
-    public_deps += [ "//skia" ]
+    public_deps += [ "//components/printing/browser" ]
   }
 
   deps = [
     ":gen_devtools_client_api",
     ":tab_socket",
     ":version_header",
     "//components/crash/content/browser",
     "//components/security_state/content",
     "//components/security_state/core",
     "//content/public/app:both",
@@ skipping 11 matching lines @@
   ]
 
   if (is_mac) {
     deps += [ ":mac_helpers" ]
   } else {
     deps += [ "//ui/aura" ]
   }
 
   if (enable_basic_printing) {
     deps += [
       "//components/printing/browser",

[jzfeng, 2017/05/10 13:36:44]

this one can be removed? 

[blundell, 2017/05/11 15:19:11]

Done.

       "//components/printing/renderer",
     ]
   }
 
   if (headless_use_embedded_resources) {
     deps += [ ":embed_resources" ]
     sources += [
       "$root_gen_dir/headless/embedded_resource_pak.cc",
       "$root_gen_dir/headless/embedded_resource_pak.h",
     ]
@@ skipping 190 matching lines @@
 
 executable("headless_example") {
   sources = [
     "app/headless_example.cc",
   ]
 
   deps = [
     ":headless_shell_lib",
   ]
 }