Move some basic early process init into Service Manager

content/app/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.
 
 import("//build/config/chrome_build.gni")
 import("//build/config/features.gni")
 import("//ppapi/features/features.gni")
 
 # Implements "content_main" given the defines and visibility. On Windows this
 # is compiled with a different define for browser and child, but all code needs
 # to be shared.
 template("implement_content_app") {
   runner_target_name = "content_main_runner_" + target_name
   main_target_name = target_name
 
   extra_configs = [
     "//build/config/compiler:wexit_time_destructors",
     "//content:content_implementation",
     "//v8:external_startup_data",
   ]
 
   content_app_deps = [
     "//base",
     "//base:i18n",
     "//components/tracing:startup_tracing",
     "//content:export",
     "//content:sandbox_helper_win",
     "//content/public/common:common_sources",
     "//crypto",
-    "//services/service_manager/public/cpp",
+    "//services/service_manager/embedder",
     "//services/service_manager/public/interfaces",
     "//mojo/edk/system",
     "//ppapi/features",
     "//ui/base",
     "//ui/gfx",
     "//ui/gfx/geometry",
   ]
 
   if (is_win) {
     content_app_deps += [ "//sandbox" ]
@@ skipping 51 matching lines @@
     deps = content_app_deps
     if (defined(invoker.deps)) {
       deps += invoker.deps
     }
 
     forward_variables_from(invoker, [ "defines" ])
   }
 
   source_set(main_target_name) {
     sources = [
-      "mac/mac_init.h",
-      "mac/mac_init.mm",
+      "content_service_manager_main_delegate.cc",
+      "content_service_manager_main_delegate.h",
       "mojo/mojo_init.cc",
       "mojo/mojo_init.h",
     ]
 
     if (is_android) {
       sources += [
         "android/app_jni_registrar.cc",
         "android/app_jni_registrar.h",
         "android/child_process_service_impl.cc",
         "android/child_process_service_impl.h",
         "android/content_jni_onload.cc",
         "android/content_main.cc",
         "android/content_main.h",
         "android/library_loader_hooks.cc",
         "android/library_loader_hooks.h",
       ]
     } else {
       sources += [ "content_main.cc" ]
     }
 
     configs += extra_configs
     deps = content_app_deps + [
              ":$runner_target_name",
              "//ipc",
+             "//services/service_manager/embedder",
            ]
     forward_variables_from(invoker,
                            [
                              "defines",
                              "visibility",
                            ])
   }
 }
 
 group("content_app_browser_deps") {
@@ skipping 51 matching lines @@
   }
 
   implement_content_app("child") {
     visibility = [ "//content/public/app:child" ]
     defines = [ "CHROME_MULTIPLE_DLL_CHILD" ]
     deps = [
       ":content_app_child_deps",
     ]
   }
 }