Expose WebCrypto's algorithm normalization.

Source/web/WebCryptoNormalize.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 11 matching lines @@
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "public/web/WebSelector.h"
+#include "public/web/WebCryptoNormalize.h"
 
-#include "core/css/CSSSelectorList.h"
-#include "core/css/parser/BisonCSSParser.h"
+#include "bindings/v8/Dictionary.h"
+#include "modules/crypto/CryptoResultImpl.h"
+#include "modules/crypto/NormalizeAlgorithm.h"
+#include "platform/CryptoResult.h"
 #include "public/platform/WebString.h"
+#include <v8.h>
 
 using namespace WebCore;
 
 namespace blink {
 
-WebString canonicalizeSelector(WebString webSelector, WebSelectorType restriction)
+
+WebCryptoAlgorithm normalizeCryptoAlgorithm(v8::Handle<v8::Object> algorithmObject, WebCryptoOperation operation, int* exceptionCode, WebString* errorDetails, v8::Isolate* isolate)
 {
-    BisonCSSParser parser(strictCSSParserContext());
-    CSSSelectorList selectorList;
-    parser.parseSelector(webSelector, selectorList);
+    WebCore::Dictionary algorithmDictionary(algorithmObject, isolate);
+    if (!algorithmDictionary.isUndefinedOrNull() && !algorithmDictionary.isObject())
+        return WebCryptoAlgorithm();
+    WebCryptoAlgorithm algorithm;
+    WebCore::AlgorithmError error;
+    if (!normalizeAlgorithm(algorithmDictionary, operation, algorithm, &error)) {
+        *exceptionCode = WebCore::webCryptoErrorToExceptionCode(error.errorType);
+        *errorDetails = error.errorDetails;
+        return WebCryptoAlgorithm();
+    }
 
-    if (restriction == WebSelectorTypeCompound) {
-        for (const CSSSelector* selector = selectorList.first(); selector; selector = selectorList.next(*selector)) {
-            if (!selector->isCompound())
-                return WebString();
-        }
-    }
-    return selectorList.selectorsText();
+    return algorithm;
 }
 
 } // namespace blink