Adds SecurityContext.setTrustedCertificatesBytes

sdk/lib/io/security_context.dart

Index: sdk/lib/io/security_context.dart
diff --git a/sdk/lib/io/security_context.dart b/sdk/lib/io/security_context.dart
index 4675b60048a0fbaefd2478176f73ff7f4c5cdc4b..6cf6549ccc76a94340fc6bf37da3ca56355db0a5 100644
--- a/sdk/lib/io/security_context.dart
+++ b/sdk/lib/io/security_context.dart
@@ -62,20 +62,22 @@ abstract class SecurityContext {
    * Sets the set of trusted X509 certificates used by [SecureSocket]
    * client connections, when connecting to a secure server.
    *
-   * There are two ways to set a set of trusted certificates, with a single
-   * PEM file, or with a directory containing individual PEM files for
-   * certificates.
-   *
-   * [file] is an optional PEM file containing X509 certificates, usually
+   * [file] is the path to a PEM file containing X509 certificates, usually
    * root certificates from certificate authorities.
    *
-   * [directory] is an optional directory containing PEM files.  The directory
-   * must also have filesystem links added, which link extra filenames based
-   * on the hash of a certificate's distinguished name (DN) to the file
-   * containing that certificate. OpenSSL contains a tool called c_rehash
-   * to create these links in a directory.
+   * The function returns a [Future] that completes when the certificates have
+   * been added.
+   */
+  Future setTrustedCertificates(String file);
+
+  /**
+   * Sets the set of trusted X509 certificates used by [SecureSocket]
+   * client connections, when connecting to a secure server.
+   *
+   * [file] is the contents of a PEM file containing X509 certificates, usually
+   * root certificates from certificate authorities.
    */
-  void setTrustedCertificates({String file, String directory});
+  void setTrustedCertificatesBytes(List<int> certBytes);
 
   /**
    * Sets the chain of X509 certificates served by [SecureServer]