Replace forward_dependent_configs with public_deps

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index ac9d810b3eb3fee2e607d672987e605d14a2cc2e..14353e20909518ababe3aca52c9af8cb2f08d9d0 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -68,6 +68,9 @@ source_set("test_support") {
   ]
 
   # New deps should go in the non-iOS section below.
+  public_deps = [
+    "//content/test:test_support",
+  ]
   deps = [
     "//base:prefs_test_support",
     "//base/test:test_support",
@@ -91,7 +94,6 @@ source_set("test_support") {
     "//components/signin/core/browser:test_support",
     "//components/sync_driver:test_support",
     "//content/public/app:both",
-    "//content/test:test_support",
     "//ui/gfx:test_support",
     "//net",
     "//net:test_support",
@@ -105,10 +107,6 @@ source_set("test_support") {
     "//ui/message_center:test_support",
   ]
 
-  forward_dependent_configs_from = [
-    "//content/test:test_support",
-  ]
-
   if (!is_ios) {
     deps += [
       "//chrome/common/extensions/api",