Revert of Build services as standalone executables

services/ui/BUILD.gn

 # Copyright 2015 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/ui.gni")
 import("//testing/test.gni")
 import("//services/service_manager/public/cpp/service.gni")
 import("//services/service_manager/public/service_manifest.gni")
 import("//services/service_manager/public/constants.gni")
 import("//tools/grit/repack.gni")
 
 group("all") {
   testonly = true
   deps = [
     ":ui",
     "//services/ui/ime/test_ime_driver",
     "//services/ui/test_wm",
   ]
 }
 
 service("ui") {
   sources = [
     "main.cc",
   ]
 
   deps = [
-    ":copy_gl_libraries",
     ":lib",
     ":resources_100",
     ":resources_200",
     ":resources_strings",
     "//services/service_manager/public/cpp:sources",
     "//services/tracing/public/interfaces",
   ]
 
+  if (is_win) {
+    deps += [ ":copy_gl_libraries" ]
+  }
+
   data_deps = [
-    ":copy_gl_libraries",
     ":manifest",
     "//services/ui/ime/test_ime_driver",
   ]
 
   resources = [
     "$root_out_dir/mus_app_resources_strings.pak",
     "$root_out_dir/mus_app_resources_100.pak",
     "$root_out_dir/mus_app_resources_200.pak",
   ]
 }
 
 service_manifest("manifest") {
   name = "ui"
   source = "manifest.json"
 }
 
-copy("copy_gl_libraries") {
-  deps = [
-    "//third_party/mesa:osmesa",
-  ]
-
-  if (is_win) {
-    deps += [
+if (is_win) {
+  copy("copy_gl_libraries") {
+    deps = [
       "//third_party/angle:libEGL",
       "//third_party/angle:libGLESv2",
     ]
 
     sources = [
       "$root_shlib_dir/libEGL.dll",
       "$root_shlib_dir/libGLESv2.dll",
-      "$root_shlib_dir/osmesa.dll",
     ]
-  } else if (is_android || is_linux) {
-    sources = [
-      "$root_shlib_dir/libosmesa.so",
+
+    outputs = [
+      "$root_out_dir/$packages_directory/ui/{{source_file_part}}",
     ]
-  } else {
-    sources = []
   }
-
-  outputs = [
-    "$root_out_dir/$packages_directory/ui/{{source_file_part}}",
-  ]
 }
 
 source_set("lib") {
   sources = [
     "service.cc",
     "service.h",
   ]
 
   public_deps = [
     "//services/ui/common:mus_common",
@@ skipping 54 matching lines @@
 
 repack("resources_200") {
   sources = [
     "$root_gen_dir/ui/resources/ui_resources_200_percent.pak",
   ]
   output = "$root_out_dir/mus_app_resources_200.pak"
   deps = [
     "//ui/resources",
   ]
 }