Setting page selector text should not allow brace

third_party/WebKit/Source/core/css/parser/CSSParser.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/css/parser/CSSParser.h"
 
 #include "core/css/CSSColorValue.h"
 #include "core/css/CSSKeyframeRule.h"
 #include "core/css/StyleColor.h"
 #include "core/css/StylePropertySet.h"
@@ skipping 22 matching lines @@
 
 CSSSelectorList CSSParser::parseSelector(const CSSParserContext& context, StyleSheetContents* styleSheetContents, const String& selector)
 {
     CSSTokenizer::Scope scope(selector);
     return CSSSelectorParser::parseSelector(scope.tokenRange(), context, styleSheetContents);
 }
 
 CSSSelectorList CSSParser::parsePageSelector(const CSSParserContext& context, StyleSheetContents* styleSheetContents, const String& selector)
 {
     CSSTokenizer::Scope scope(selector);
-    CSSParserTokenRange range = scope.tokenRange();
-    const CSSParserToken* preludeStart = &range.peek();
-    while (!range.atEnd() && range.peek().type() != LeftBraceToken && range.peek().type() != SemicolonToken)
-        range.consumeComponentValue();
-    return CSSParserImpl::parsePageSelector(range.makeSubRange(preludeStart, &range.peek()), styleSheetContents);
+    return CSSParserImpl::parsePageSelector(scope.tokenRange(), styleSheetContents);
 }
 
 PassRefPtrWillBeRawPtr<StyleRuleBase> CSSParser::parseRule(const CSSParserContext& context, StyleSheetContents* styleSheet, const String& rule)
 {
     return CSSParserImpl::parseRule(rule, context, styleSheet, CSSParserImpl::AllowImportRules);
 }
 
 void CSSParser::parseSheet(const CSSParserContext& context, StyleSheetContents* styleSheet, const String& text)
 {
     return CSSParserImpl::parseStyleSheet(text, context, styleSheet);
@@ skipping 119 matching lines @@
     builder.appendLiteral(" : ");
     builder.append(propertyValue);
     builder.appendLiteral("; }");
     RefPtrWillBeRawPtr<StyleRuleBase> rule = parseRule(context, nullptr, builder.toString());
     if (!rule || !rule->isFontFaceRule())
         return nullptr;
     return toStyleRuleFontFace(rule.get())->properties().getPropertyCSSValue(propertyID);
 }
 
 } // namespace blink