Sync GN tests with GYP build.

components/printing/test/BUILD.gn

Index: components/printing/test/BUILD.gn
diff --git a/components/printing/test/BUILD.gn b/components/printing/test/BUILD.gn
index 963e5e4a8398d4fd43f02c03f339d5026722e75f..53ac366a8d96e29dc5a683b3e03ae6073100f7c3 100644
--- a/components/printing/test/BUILD.gn
+++ b/components/printing/test/BUILD.gn
@@ -2,7 +2,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-static_library("printing_test_support") {
+source_set("test_support") {
   testonly = true
 
   sources = [
@@ -15,7 +15,8 @@ static_library("printing_test_support") {
   ]
 
   deps = [
-    "//components/printing/renderer:printing_renderer",
+    "//components/printing/renderer",
+    "//skia",
     "//testing/gtest",
   ]
 }