Revert of Android: Avoid linking with --gc-sections.

chrome/browser/ui/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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/common/features.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
@@ skipping 633 matching lines @@
     ]
   }
 
   if (is_android) {
     sources -= [
       "exclusive_access/fullscreen_controller_state_test.cc",
       "exclusive_access/fullscreen_controller_state_test.h",
       "exclusive_access/fullscreen_controller_state_tests.h",
       "exclusive_access/fullscreen_controller_test.cc",
       "exclusive_access/fullscreen_controller_test.h",
-      "passwords/manage_passwords_ui_controller_mock.cc",
-      "passwords/manage_passwords_ui_controller_mock.h",
       "test/test_confirm_bubble_model.cc",
       "test/test_confirm_bubble_model.h",
     ]
   }
 
   public_deps = [
     ":ui",
   ]
   deps = [
     "//chrome/app/theme:theme_resources",
     "//chrome/browser",
     "//content/public/browser",
     "//content/public/common",
     "//content/test:test_support",
     "//net:test_support",
     "//skia",
     "//testing/gtest",
     "//ui/base",
   ]
 }