Lazy Parse CSS

third_party/WebKit/Source/core/css/StyleSheetContents.h

Index: third_party/WebKit/Source/core/css/StyleSheetContents.h
diff --git a/third_party/WebKit/Source/core/css/StyleSheetContents.h b/third_party/WebKit/Source/core/css/StyleSheetContents.h
index ae3d78c6608c4ca89226a7272d245209d69698af..dcd976848643e93bd70b8393ae96fe641dec53ca 100644
--- a/third_party/WebKit/Source/core/css/StyleSheetContents.h
+++ b/third_party/WebKit/Source/core/css/StyleSheetContents.h
@@ -159,6 +159,11 @@ public:
 
     String sourceMapURL() const { return m_sourceMapURL; }
 
+    void takeEscapedStrings(std::unique_ptr<Vector<String>> strings)
+    {
+        m_escapedStrings.reset(strings.release());
+    }
+
     DECLARE_TRACE();
 
 private:
@@ -197,6 +202,13 @@ private:
 
     Member<RuleSet> m_ruleSet;
     String m_sourceMapURL;
+
+    // Used for retaining references to escaped strings for lazy parsing. For
+    // non-lazy parsing these are only retained in the CSSTokenizer::Scope.
+    std::unique_ptr<Vector<String>> m_escapedStrings;
+
+    // Only initialized if using lazy parsing. Also referenced on the css resource.
+    String m_sheetText;
 };
 
 } // namespace blink