Revert of Added a system caret used for accessibility on Windows.

chrome/test/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/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/common/features.gni")
@@ skipping 767 matching lines @@
         "//ui/resources",
       ]
 
       configs -= [ "//build/config/win:default_incremental_linking" ]
       configs +=
           [ "//build/config/win:default_large_module_incremental_linking" ]
 
       libs = [ "oleacc.lib" ]
     }
 
-    if (toolkit_views && is_win) {
-      sources += [ "//ui/views/accessibility/ax_system_caret_win_interactive_uitest.cc" ]
-    }
-
     if (is_mac) {
       data_deps += [
         "//chrome",
         "//chrome:chrome_framework",
       ]
 
       # The browser window can be views or Cocoa on Mac. Test accordingly.
       if (mac_views_browser) {
         # Aura depended tests.
         sources -= [ "../browser/ui/views/bookmarks/bookmark_bar_view_test.cc" ]
@@ skipping 4396 matching lines @@
 }
 
 if (is_win) {
   loadable_module("conflicts_dll") {
     testonly = true
     sources = [
       "conflicts/conflicts_dll.cc",
     ]
   }
 }