Revert of Forward password-store switch to OSCrypt component

components/os_crypt/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/features.gni")
 import("//build/config/ui.gni")
 
 source_set("os_crypt") {
   sources = [
     "ie7_password_win.cc",
@@ skipping 26 matching lines @@
       "keychain_password_mac.mm",
       "os_crypt_mac.mm",
     ]
     set_sources_assignment_filter(sources_assignment_filter)
   }
 
   if (is_win) {
     libs = [ "crypt32.lib" ]
   }
 
-  if (is_desktop_linux) {
+  if (is_desktop_linux && (use_glib || use_dbus)) {
     sources -= [ "os_crypt_posix.cc" ]
     sources += [
       "key_storage_linux.cc",
       "key_storage_linux.h",
       "os_crypt_linux.cc",
     ]
     defines = []
 
     if (use_glib) {
       sources += [
@@ skipping 21 matching lines @@
   testonly = true
   sources = [
     "os_crypt_mocker.cc",
     "os_crypt_mocker.h",
   ]
   deps = [
     ":os_crypt",
     "//base",
     "//testing/gtest",
   ]
-  if (is_desktop_linux) {
+  if (is_desktop_linux && (use_glib || use_dbus)) {
     sources += [
       "os_crypt_mocker_linux.cc",
       "os_crypt_mocker_linux.h",
     ]
     deps += [ "//third_party/libsecret" ]
     defines = [ "USE_LIBSECRET" ]
   }
 }
 
 source_set("unit_tests") {
   testonly = true
   sources = [
     "ie7_password_win_unittest.cc",
     "keychain_password_mac_unittest.mm",
     "os_crypt_unittest.cc",
   ]
   deps = [
     ":os_crypt",
     ":test_support",
     "//base",
     "//crypto",
     "//testing/gmock",
     "//testing/gtest",
   ]
 
-  if (is_desktop_linux) {
+  if (is_desktop_linux && (use_glib || use_dbus)) {
     sources += [ "os_crypt_linux_unittest.cc" ]
     defines = []
 
     if (use_glib) {
       sources += [ "os_crypt_util_linux_unittest.cc" ]
       deps += [ "//third_party/libsecret" ]
       defines += [ "USE_LIBSECRET" ]
     }
     if (use_dbus) {
       sources += [ "kwallet_dbus_unittest.cc" ]
       deps += [
         "//dbus",
         "//dbus:test_support",
       ]
       defines += [ "USE_KWALLET" ]
     }
   }
 }