Remove dead code from StyleSheetContents and CSSStyleSheet.

sky/engine/core/css/StyleSheetContents.cpp

Index: sky/engine/core/css/StyleSheetContents.cpp
diff --git a/sky/engine/core/css/StyleSheetContents.cpp b/sky/engine/core/css/StyleSheetContents.cpp
index 02bbf3de7b7d05753960f8d549dff679bb993fc9..990a22761192c456bf2d3c5e1a4ca6af3b4fc96c 100644
--- a/sky/engine/core/css/StyleSheetContents.cpp
+++ b/sky/engine/core/css/StyleSheetContents.cpp
@@ -35,11 +35,10 @@
 
 namespace blink {
 
-StyleSheetContents::StyleSheetContents(const String& originalURL, const CSSParserContext& context)
+StyleSheetContents::StyleSheetContents(const CSSParserContext& context)
     : m_usesRemUnits(false)
     , m_hasMediaQueries(false)
     , m_hasSingleOwnerDocument(true)
-    , m_originalURL(originalURL)
     , m_parserContext(context)
 {
 }
@@ -51,18 +50,6 @@ StyleSheetContents::~StyleSheetContents()
 #endif
 }
 
-bool StyleSheetContents::isCacheable() const
-{
-    // FIXME: StyleSheets with media queries can't be cached because their RuleSet
-    // is processed differently based off the media queries, which might resolve
-    // differently depending on the context of the parent CSSStyleSheet (e.g.
-    // if they are in differently sized iframes). Once RuleSets are media query
-    // agnostic, we can restore sharing of StyleSheetContents with medea queries.
-    if (m_hasMediaQueries)
-        return false;
-    return true;
-}
-
 void StyleSheetContents::parserAppendRule(PassRefPtr<StyleRuleBase> rule)
 {
     // Add warning message to inspector if dpi/dpcm values are used for screen media.
@@ -122,12 +109,6 @@ Document* StyleSheetContents::singleOwnerDocument() const
     return clientSingleOwnerDocument();
 }
 
-KURL StyleSheetContents::completeURL(const String& url) const
-{
-    // FIXME: This is only OK when we have a singleOwnerNode, right?
-    return m_parserContext.completeURL(url);
-}
-
 Document* StyleSheetContents::clientSingleOwnerDocument() const
 {
     if (!m_hasSingleOwnerDocument || clientSize() <= 0)