Delete StyleSheetList and support code.

sky/engine/core/dom/StyleSheetCandidate.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.
- *     * 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.
- */
-
-#include "sky/engine/config.h"
-#include "sky/engine/core/dom/StyleSheetCandidate.h"
-
-#include "sky/engine/core/dom/Element.h"
-#include "sky/engine/core/dom/StyleEngine.h"
-#include "sky/engine/core/html/HTMLStyleElement.h"
-#include "sky/engine/core/html/imports/HTMLImport.h"
-
-namespace blink {
-
-bool StyleSheetCandidate::canBeActivated() const
-{
-    // TODO(esprehn): Remove this.
-    CSSStyleSheet* sheet = this->sheet();
-    return sheet;
-}
-
-StyleSheetCandidate::Type StyleSheetCandidate::typeOf(Node& node)
-{
-    if (node.isHTMLElement()) {
-        if (isHTMLStyleElement(node))
-            return HTMLStyle;
-
-        ASSERT_NOT_REACHED();
-        return HTMLStyle;
-    }
-
-    ASSERT_NOT_REACHED();
-    return HTMLStyle;
-}
-
-CSSStyleSheet* StyleSheetCandidate::sheet() const
-{
-    switch (m_type) {
-    case HTMLStyle:
-        return toHTMLStyleElement(node()).sheet();
-    }
-
-    ASSERT_NOT_REACHED();
-    return 0;
-}
-
-}