[WIP] Streaming CSS parser

third_party/WebKit/Source/core/css/parser/CSSSelectorParser.h

Index: third_party/WebKit/Source/core/css/parser/CSSSelectorParser.h
diff --git a/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.h b/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.h
index 8c9c3576c5e5a427f1bf2e558605b2617ce8e325..e784ee53edd1924da7b913403310579a74b2376f 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.h
+++ b/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.h
@@ -13,6 +13,8 @@
 namespace blink {
 
 class CSSParserContext;
+class CSSParserObserver;
+class CSSParserTokenStream;
 class CSSSelectorList;
 class StyleSheetContents;
 
@@ -26,6 +28,13 @@ class CORE_EXPORT CSSSelectorParser {
                                        const CSSParserContext&,
                                        StyleSheetContents*);
 
+  // Stops at { or EOF
+  static CSSSelectorList consumeSelector(CSSParserTokenStream&,
+                                         const CSSParserContext&,
+                                         StyleSheetContents*,
+                                         size_t startOffset,
+                                         CSSParserObserver*);
+
   static bool consumeANPlusB(CSSParserTokenRange&, std::pair<int, int>&);
 
  private:
@@ -33,6 +42,10 @@ class CORE_EXPORT CSSSelectorParser {
 
   // These will all consume trailing comments if successful
 
+  CSSSelectorList consumeComplexSelectorList(CSSParserTokenStream&,
+                                             size_t startOffset,
+                                             CSSParserObserver*);
+
   CSSSelectorList consumeComplexSelectorList(CSSParserTokenRange&);
   CSSSelectorList consumeCompoundSelectorList(CSSParserTokenRange&);