Support for the new WebCrypto digest by chunks API.

content/child/webcrypto/webcrypto_impl.cc

Index: content/child/webcrypto/webcrypto_impl.cc
diff --git a/content/child/webcrypto/webcrypto_impl.cc b/content/child/webcrypto/webcrypto_impl.cc
index 076df0d4a3e14296ef9ca7f06f6207f9d6fffd60..46839ee9c8b082826d769ad3520e77f8a857414b 100644
--- a/content/child/webcrypto/webcrypto_impl.cc
+++ b/content/child/webcrypto/webcrypto_impl.cc
@@ -5,6 +5,7 @@
 #include "content/child/webcrypto/webcrypto_impl.h"
 
 #include "base/logging.h"
+#include "base/memory/scoped_ptr.h"
 #include "content/child/webcrypto/crypto_data.h"
 #include "content/child/webcrypto/shared_crypto.h"
 #include "content/child/webcrypto/status.h"
@@ -248,6 +249,13 @@ bool WebCryptoImpl::digestSynchronous(
       .IsSuccess();
 }
 
+blink::WebCryptoDigestor* WebCryptoImpl::createDigestor(
+    const blink::WebCryptoAlgorithmId algorithm_id) {
+  blink::WebCryptoAlgorithm algorithm =
+      blink::WebCryptoAlgorithm::adoptParamsAndCreate(algorithm_id, NULL);

[eroman, 2014/03/25 23:26:23]

Let's get rid of this, and have the shared_crypto version take an ID as well.

[jww, 2014/03/26 00:42:31]

Done.

+  return webcrypto::CreateDigestor(algorithm);
+}
+
 bool WebCryptoImpl::deserializeKeyForClone(
     const blink::WebCryptoKeyAlgorithm& algorithm,
     blink::WebCryptoKeyType type,