WebCrypto: Add more operations to the platform API.

Tools/DumpRenderTree/chromium/TestRunner/src/MockWebCrypto.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 90 matching lines @@
 };
 
 } // namespace
 
 MockWebCrypto* MockWebCrypto::get()
 {
     static MockWebCrypto crypto;
     return &crypto;
 }
 
+void MockWebCrypto::encrypt(const WebKit::WebCryptoAlgorithm& algorithm, const WebKit::WebCryptoKey& key, WebKit::WebCryptoOperationResult& result)
+{
+    result.initializationSucceeded(new MockCryptoOperation(algorithm, result));
+}
+
+void MockWebCrypto::decrypt(const WebKit::WebCryptoAlgorithm& algorithm, const WebKit::WebCryptoKey& key, WebKit::WebCryptoOperationResult& result)
+{
+    result.initializationSucceeded(new MockCryptoOperation(algorithm, result));
+}
+
+void MockWebCrypto::sign(const WebKit::WebCryptoAlgorithm& algorithm, const WebKit::WebCryptoKey& key, WebKit::WebCryptoOperationResult& result)
+{
+    result.initializationSucceeded(new MockCryptoOperation(algorithm, result));
+}
+
 void MockWebCrypto::digest(const WebKit::WebCryptoAlgorithm& algorithm, WebKit::WebCryptoOperationResult& result)
 {
     result.initializationSucceeded(new MockCryptoOperation(algorithm, result));
 }
 
 void MockWebCrypto::importKey(WebKit::WebCryptoKeyFormat, const unsigned char* keyData, size_t keyDataSize, const WebKit::WebCryptoAlgorithm& algorithm, bool extractable, WebKit::WebCryptoKeyUsageMask usages, WebKit::WebCryptoKeyOperationResult& result)
 {
     std::string keyDataString(reinterpret_cast<const char*>(keyData), keyDataSize);
 
     if (keyDataString == "reject") {
         result.completeWithError();
     } else if (keyDataString == "throw") {
         result.initializationFailed();
     } else {
         WebKit::WebCryptoKeyType type = WebKit::WebCryptoKeyTypePrivate;
         if (keyDataString == "public")
             type = WebKit::WebCryptoKeyTypePublic;
         result.completeWithKey(WebKit::WebCryptoKey::create(0, type, extractable, algorithm, usages));
     }
 }
 
 } // namespace WebTestRunner