Revert of Refactoring of Cast-related crypto code

extensions/common/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("//mojo/public/tools/bindings/mojom.gni")
 
 # GYP version: extensions/extensions.gyp:extensions_common_constants
 source_set("common_constants") {
   sources = [
     "constants.cc",
     "constants.h",
   ]
 
@@ skipping 19 matching lines @@
       "api/bluetooth/bluetooth_manifest_handler.cc",
       "api/bluetooth/bluetooth_manifest_handler.h",
       "api/bluetooth/bluetooth_manifest_permission.cc",
       "api/bluetooth/bluetooth_manifest_permission.h",
       "api/sockets/sockets_manifest_data.cc",
       "api/sockets/sockets_manifest_data.h",
       "api/sockets/sockets_manifest_handler.cc",
       "api/sockets/sockets_manifest_handler.h",
       "api/sockets/sockets_manifest_permission.cc",
       "api/sockets/sockets_manifest_permission.h",
-      "cast/cast_cert_validator.cc",
-      "cast/cast_cert_validator.h",
       "common_manifest_handlers.cc",
       "common_manifest_handlers.h",
       "csp_validator.cc",
       "csp_validator.h",
       "dom_action_types.h",
       "draggable_region.cc",
       "draggable_region.h",
       "error_utils.cc",
       "error_utils.h",
       "event_filter.cc",
@@ skipping 188 matching lines @@
       "//net",
       "//third_party/icu",
       "//third_party/libxml",
       "//third_party/re2",
       "//ui/base",
       "//ui/gfx/geometry",
       "//ui/gfx/ipc",
       "//url",
     ]
 
-    if (use_openssl) {
-      sources += [ "cast/cast_cert_validator_openssl.cc" ]
-    } else {
-      sources += [ "cast/cast_cert_validator_nss.cc" ]
-    }
-
     if (enable_nacl) {
       sources += [
         "manifest_handlers/nacl_modules_handler.cc",
         "manifest_handlers/nacl_modules_handler.h",
       ]
     }
 
     if (is_win) {
       cflags = [ "/wd4267" ]  # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     }
   }
 }  # enable_extensions