Remove dead methods from CSSStyleSheet and StyleSheetContents.

sky/engine/core/css/CSSTestHelper.cpp

Index: sky/engine/core/css/CSSTestHelper.cpp
diff --git a/sky/engine/core/css/CSSTestHelper.cpp b/sky/engine/core/css/CSSTestHelper.cpp
deleted file mode 100644
index 289551438c126c87a0f3b674abd25606f4c6578d..0000000000000000000000000000000000000000
--- a/sky/engine/core/css/CSSTestHelper.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Copyright (c) 2014, 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:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of Opera Software ASA 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 HOLDER 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/css/CSSTestHelper.h"
-
-#include "sky/engine/core/css/CSSStyleSheet.h"
-#include "sky/engine/core/css/RuleSet.h"
-#include "sky/engine/core/css/StyleSheetContents.h"
-#include "sky/engine/core/dom/Document.h"
-#include "sky/engine/wtf/text/WTFString.h"
-
-#include <gtest/gtest.h>
-
-namespace blink {
-
-CSSTestHelper::~CSSTestHelper()
-{
-}
-
-CSSTestHelper::CSSTestHelper()
-{
-    m_document = Document::create();
-    TextPosition position;
-    m_styleSheet = CSSStyleSheet::create(m_document.get(), KURL(), position);
-}
-
-RuleSet& CSSTestHelper::ruleSet()
-{
-    RuleSet& ruleSet = m_styleSheet->contents()->ensureRuleSet(MediaQueryEvaluator(), RuleHasNoSpecialState);
-    ruleSet.compactRulesIfNeeded();
-    return ruleSet;
-}
-
-void CSSTestHelper::addCSSRules(const char* cssText)
-{
-    TextPosition position;
-    unsigned sheetLength = m_styleSheet->length();
-    ASSERT_TRUE(m_styleSheet->contents()->parseString(cssText));
-    ASSERT_TRUE(m_styleSheet->length() > sheetLength);
-}
-
-} // namespace blink