Emit console warning when element.animate() keyframe value fails to parse

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

 // 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.
 
 #ifndef CSSParser_h
 #define CSSParser_h
 
 #include "core/CSSPropertyNames.h"
 #include "core/CoreExport.h"
 #include "core/css/CSSValue.h"
+#include "core/css/StylePropertySet.h"
 #include "core/css/parser/CSSParserMode.h"
 #include "platform/graphics/Color.h"
 #include <memory>
 
 namespace blink {
 
 class CSSParserObserver;
 class CSSParserTokenRange;
 class CSSSelectorList;
 class Element;
 class ImmutableStylePropertySet;
-class MutableStylePropertySet;
 class StyleRuleBase;
 class StyleRuleKeyframe;
 class StyleSheetContents;
 
 // This class serves as the public API for the css/parser subsystem
 class CORE_EXPORT CSSParser {
   STATIC_ONLY(CSSParser);
 
  public:
   // As well as regular rules, allows @import and @namespace but not @charset
   static StyleRuleBase* parseRule(const CSSParserContext&,
                                   StyleSheetContents*,
                                   const String&);
   static void parseSheet(const CSSParserContext&,
                          StyleSheetContents*,
                          const String&,
                          bool deferPropertyParsing = false);
   static CSSSelectorList parseSelector(const CSSParserContext&,
                                        StyleSheetContents*,
                                        const String&);
   static CSSSelectorList parsePageSelector(const CSSParserContext&,
                                            StyleSheetContents*,
                                            const String&);
   static bool parseDeclarationList(const CSSParserContext&,
                                    MutableStylePropertySet*,
                                    const String&);
-  // Returns whether anything was changed.
-  static bool parseValue(MutableStylePropertySet*,
-                         CSSPropertyID unresolvedProperty,
-                         const String&,
-                         bool important,
-                         StyleSheetContents*);
 
-  static bool parseValueForCustomProperty(MutableStylePropertySet*,
-                                          const AtomicString& propertyName,
-                                          const String& value,
-                                          bool important,
-                                          StyleSheetContents*,
-                                          bool isAnimationTainted);
+  static MutableStylePropertySet::SetResult parseValue(
+      MutableStylePropertySet*,
+      CSSPropertyID unresolvedProperty,
+      const String&,
+      bool important,
+      StyleSheetContents*);
+
+  static MutableStylePropertySet::SetResult parseValueForCustomProperty(
+      MutableStylePropertySet*,
+      const AtomicString& propertyName,
+      const String& value,
+      bool important,
+      StyleSheetContents*,
+      bool isAnimationTainted);
   static ImmutableStylePropertySet* parseCustomPropertySet(CSSParserTokenRange);
 
   // This is for non-shorthands only
   static const CSSValue* parseSingleValue(
       CSSPropertyID,
       const String&,
       const CSSParserContext& = strictCSSParserContext());
 
   static const CSSValue* parseFontFaceDescriptor(CSSPropertyID,
                                                  const String&,
@@ skipping 15 matching lines @@
 
   static void parseSheetForInspector(const CSSParserContext&,
                                      StyleSheetContents*,
                                      const String&,
                                      CSSParserObserver&);
   static void parseDeclarationListForInspector(const CSSParserContext&,
                                                const String&,
                                                CSSParserObserver&);
 
  private:
-  static bool parseValue(MutableStylePropertySet*,
-                         CSSPropertyID unresolvedProperty,
-                         const String&,
-                         bool important,
-                         const CSSParserContext&);
+  static MutableStylePropertySet::SetResult parseValue(
+      MutableStylePropertySet*,
+      CSSPropertyID unresolvedProperty,
+      const String&,
+      bool important,
+      const CSSParserContext&);
 };
 
 }  // namespace blink
 
 #endif  // CSSParser_h