webcrypto: Add ECDSA algorithm (chromium-side)

content/child/webcrypto/status.cc

Index: content/child/webcrypto/status.cc
diff --git a/content/child/webcrypto/status.cc b/content/child/webcrypto/status.cc
index 9910cffa2f2506b9544952351042ce890b74dc75..d0a6caff87748164d931edaa78c1d1888beff065 100644
--- a/content/child/webcrypto/status.cc
+++ b/content/child/webcrypto/status.cc
@@ -4,6 +4,9 @@
 
 #include "content/child/webcrypto/status.h"
 
+#include "base/format_macros.h"
+#include "base/strings/stringprintf.h"
+
 namespace content {
 
 // TODO(eroman): The error text for JWK uses the terminology "property" however
@@ -249,6 +252,34 @@ Status Status::ErrorCreateKeyBadUsages() {
                 "Cannot create a key using the specified key usages.");
 }
 
+Status Status::ErrorImportedEcKeyIncorrectCurve() {
+  return Status(
+      blink::WebCryptoErrorTypeData,
+      "The imported EC key specifies a different curve than requested");
+}
+
+Status Status::ErrorJwkIncorrectCrv() {
+  return Status(
+      blink::WebCryptoErrorTypeData,
+      "The JWK's \"crv\" member specifies a different curve than requested");
+}
+
+Status Status::ErrorEcKeyInvalid() {
+  return Status(blink::WebCryptoErrorTypeData,
+                "The imported EC key is invalid");
+}
+
+Status Status::JwkOctetStringWrongLength(const std::string& member_name,
+                                         size_t expected_length,
+                                         size_t actual_length) {
+  return Status(
+      blink::WebCryptoErrorTypeData,
+      base::StringPrintf(
+          "The JWK's \"%s\" member defines an octet string of length %" PRIuS
+          " bytes but should be %" PRIuS,
+          member_name.c_str(), actual_length, expected_length));
+}
+
 Status::Status(blink::WebCryptoErrorType error_type,
                const std::string& error_details_utf8)
     : type_(TYPE_ERROR),