Refactoring of Cast-related crypto code

extensions/common/BUILD.gn

Index: extensions/common/BUILD.gn
diff --git a/extensions/common/BUILD.gn b/extensions/common/BUILD.gn
index 6fa6f8b575ac262355b628ed2b647909d8f3d198..1ea2757529b254e929dfdb2ec18f8b096f468361 100644
--- a/extensions/common/BUILD.gn
+++ b/extensions/common/BUILD.gn
@@ -2,6 +2,7 @@
 # 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")
 
@@ -41,6 +42,8 @@ if (enable_extensions) {
       "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",
@@ -249,6 +252,12 @@ if (enable_extensions) {
       "//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",