Remove the Copresence Endpoints API.

components/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/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 # Collection of all components. You wouldn't link to this, but this is rather
 # to reference the files so they can be compiled by the build system.
@@ skipping 10 matching lines @@
     "//components/bookmarks/common",
     "//components/bookmarks/test",
     "//components/captive_portal",
     "//components/cdm/browser",
     "//components/cdm/common",
     "//components/cdm/renderer",
     "//components/cloud_devices/common",
     "//components/component_updater",
     "//components/content_settings/core/browser",
     "//components/content_settings/core/common",
-    "//components/copresence_endpoints",
     "//components/crash/app",
     "//components/crash/browser",
     "//components/crx_file",
     "//components/data_reduction_proxy/core/browser",
     "//components/data_reduction_proxy/core/common",
     "//components/dom_distiller/core",
     "//components/domain_reliability",
     "//components/enhanced_bookmarks",
     "//components/favicon/core",
     "//components/favicon_base",
@@ skipping 77 matching lines @@
     deps -= [ "//components/wifi" ]
   }
   if (!is_chromeos) {
     deps -= [
       "//components/pairing",
       "//components/wifi_sync",
     ]
   }
   if (is_ios) {
     deps -= [
-      "//components/copresence_endpoints",
       "//components/history/content/browser",
       "//components/keyed_service/content",
     ]
   }
 
   if (!enable_plugins) {
     deps -= [
       "//components/pdf/browser",
       "//components/pdf/common",
       "//components/pdf/renderer",
@@ skipping 130 matching lines @@
 
     if (toolkit_views) {
       # TODO(GYP) enable this as above.
       #deps += [ "//components/constrained_window:unit_tests" ]
     }
     if (is_win) {
       deps += [ "//components/browser_watcher:unit_tests" ]
     }
   }
 }