Revert of Creates a BattOrConnection for communicating with the BattOr

tools/battor_agent/BUILD.gn

Index: tools/battor_agent/BUILD.gn
diff --git a/tools/battor_agent/BUILD.gn b/tools/battor_agent/BUILD.gn
index ba98b2d36659de35f482072b2f26acc9fc8e6c78..c808409973393e2cbf4105c6db9233f8538e498d 100644
--- a/tools/battor_agent/BUILD.gn
+++ b/tools/battor_agent/BUILD.gn
@@ -1,8 +1,6 @@
 # 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("//testing/test.gni")
 
 executable("battor_agent") {
   sources = [
@@ -16,32 +14,14 @@
   ]
 }
 
-source_set("battor_agent_lib") {
+static_library("battor_agent_lib") {
   sources = [
     "battor_agent.cc",
     "battor_agent.h",
-    "battor_connection.cc",
-    "battor_connection.h",
     "battor_error.h",
   ]
   deps = [
     "//base",
     "//device/serial",
-    "//net",
   ]
 }
-
-test("battor_agent_unittests") {
-  sources = [
-    "battor_connection_unittest.cc",
-  ]
-  deps = [
-    ":battor_agent_lib",
-    "//base",
-    "//base/test:run_all_unittests",
-    "//device/serial",
-    "//device/serial:test_support",
-    "//mojo/public/c/system:for_shared_library",
-    "//testing/gtest",
-  ]
-}