WebCrypto: Remove support for multi-part operations.

Source/modules/crypto/KeyOperation.h

Index: Source/modules/crypto/KeyOperation.h
diff --git a/Source/modules/crypto/KeyOperation.h b/Source/modules/crypto/KeyOperation.h
deleted file mode 100644
index 404248a7651d7423f0f6509a65f085075c40407f..0000000000000000000000000000000000000000
--- a/Source/modules/crypto/KeyOperation.h
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * 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
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * 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.
- */
-
-#ifndef KeyOperation_h
-#define KeyOperation_h
-
-#include "bindings/v8/ScriptObject.h"
-#include "public/platform/WebCrypto.h"
-#include "wtf/Forward.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefPtr.h"
-#include "wtf/ThreadSafeRefCounted.h"
-
-namespace WebKit {
-class WebCryptoKeyOperation;
-class WebCryptoKey;
-}
-
-namespace WebCore {
-
-class ExceptionState;
-class ScriptPromiseResolver;
-
-typedef int ExceptionCode;
-
-class KeyOperation : public WebKit::WebCryptoKeyOperationResultPrivate, public ThreadSafeRefCounted<KeyOperation> {
-public:
-    static PassRefPtr<KeyOperation> create();
-
-    ~KeyOperation();
-
-    // Implementation of WebCryptoKeyOperationResultPrivate.
-    virtual void initializationFailed() OVERRIDE;
-    virtual void initializationSucceeded(WebKit::WebCryptoKeyOperation*) OVERRIDE;
-    virtual void completeWithError() OVERRIDE;
-    virtual void completeWithKey(const WebKit::WebCryptoKey&) OVERRIDE;
-    virtual void ref() OVERRIDE;
-    virtual void deref() OVERRIDE;
-
-    ScriptObject returnValue(ExceptionState&);
-
-private:
-    enum State {
-        Initializing,
-        InProgress,
-        Done,
-    };
-
-    KeyOperation();
-
-    ScriptPromiseResolver* promiseResolver();
-
-    State m_state;
-    WebKit::WebCryptoKeyOperation* m_impl;
-    ExceptionCode m_initializationError;
-    RefPtr<ScriptPromiseResolver> m_promiseResolver;
-};
-
-} // namespace WebCore
-
-#endif