Replace forward_dependent_configs with public_deps

build/secondary/testing/gmock/BUILD.gn

 # Copyright 2014 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.
 
 config("gmock_config") {
   # Gmock headers need to be able to find themselves.
   include_dirs = [ "include" ]
 }
 
 static_library("gmock") {
@@ skipping 17 matching lines @@
     "src/gmock-cardinalities.cc",
     "src/gmock-internal-utils.cc",
     "src/gmock-matchers.cc",
     "src/gmock-spec-builders.cc",
     "src/gmock.cc",
   ]
 
   # This project includes some stuff form gtest's guts.
   include_dirs = [ "../gtest/include" ]
 
-  direct_dependent_configs = [
+  public_configs = [
     ":gmock_config",
     "//testing/gtest:gtest_config",
   ]
 }
 
 static_library("gmock_main") {
   # TODO http://crbug.com/412064 enable this flag all the time.
   testonly = !is_component_build
   sources = [ "src/gmock_main.cc" ]
   deps = [ ":gmock" ]
 }