Remove the OOP PDF flag

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")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("../../chrome_browser_ui.gypi") ],
@@ skipping 468 matching lines @@
     "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",
     "find_bar/find_bar_host_unittest_util.h",
     "login/login_prompt_test_utils.cc",
     "login/login_prompt_test_utils.h",
     "passwords/manage_passwords_ui_controller_mock.cc",
     "passwords/manage_passwords_ui_controller_mock.h",
-    "pdf/pdf_browsertest_base.cc",
-    "pdf/pdf_browsertest_base.h",
     "test/test_confirm_bubble_model.cc",
     "test/test_confirm_bubble_model.h",
     "toolbar/test_toolbar_action_view_controller.cc",
     "toolbar/test_toolbar_action_view_controller.h",
     "website_settings/mock_permission_bubble_request.cc",
     "website_settings/mock_permission_bubble_request.h",
   ]
 
   if (toolkit_views) {
     sources += [ "views/find_bar_host_unittest_util_views.cc" ]
@@ skipping 10 matching lines @@
     "//chrome/browser",
     "//content/public/browser",
     "//content/public/common",
     "//content/test:test_support",
     "//net:test_support",
     "//skia",
     "//testing/gtest",
     "//ui/base",
   ]
 }