Remove the Copresence Endpoints API.

components/copresence_endpoints/BUILD.gn

Index: components/copresence_endpoints/BUILD.gn
diff --git a/components/copresence_endpoints/BUILD.gn b/components/copresence_endpoints/BUILD.gn
deleted file mode 100644
index 7d4ee0a7ad39c788c6a063aa19e90892a8a1017f..0000000000000000000000000000000000000000
--- a/components/copresence_endpoints/BUILD.gn
+++ /dev/null
@@ -1,19 +0,0 @@
-# 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.
-
-static_library("copresence_endpoints") {
-  sources = [
-    "copresence_endpoint.cc",
-    "copresence_socket.h",
-    "public/copresence_endpoint.h",
-    "transports/bluetooth/copresence_socket_bluetooth.cc",
-    "transports/bluetooth/copresence_socket_bluetooth.h",
-  ]
-
-  deps = [
-    "//base",
-    "//device/bluetooth",
-    "//net",
-  ]
-}