cc: Make separate interface for BeginFrame ipc from OutputSurface

ipc/BUILD.gn

 # Copyright (c) 2012 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.
 
 component("ipc") {
   sources = [
     "file_descriptor_set_posix.cc",
     "file_descriptor_set_posix.h",
     "ipc_channel.cc",
     "ipc_channel.h",
@@ skipping 72 matching lines @@
   ]
 }
 
 # TODO(dpranke): crbug.com/360936. Get this to build and run on Android.
 if (!is_android) {
   test("ipc_tests") {
     sources = [
       "file_descriptor_set_posix_unittest.cc",
       "ipc_channel_posix_unittest.cc",
       "ipc_channel_unittest.cc",
+      "ipc_forwarding_message_filter_unittest.cc",
       "ipc_fuzzing_tests.cc",
       "ipc_message_unittest.cc",
       "ipc_message_utils_unittest.cc",
       "ipc_send_fds_test.cc",
       "ipc_sync_channel_unittest.cc",
       "ipc_sync_message_unittest.cc",
       "ipc_sync_message_unittest.h",
       "sync_socket_unittest.cc",
       "unix_domain_socket_util_unittest.cc",
     ]
@@ skipping 68 matching lines @@
     "ipc_test_channel_listener.h",
     "ipc_test_channel_listener.cc",
   ]
   deps = [
     ":ipc",
     "//base",
     "//testing/gtest",
   ]
 }