Implement animation tainted custom property values

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

 // Copyright 2015 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/CSSVariableParser.h"
 
 #include "core/css/CSSCustomPropertyDeclaration.h"
 #include "core/css/CSSVariableReferenceValue.h"
 #include "core/css/parser/CSSParserTokenRange.h"
 
@@ skipping 111 matching lines @@
     CSSParserTokenRange range) {
   bool hasReferences;
   bool hasAtApplyRule;
   CSSValueID type = classifyVariableRange(range, hasReferences, hasAtApplyRule);
   return type == CSSValueInternalVariableValue && hasReferences &&
          !hasAtApplyRule;
 }
 
 CSSCustomPropertyDeclaration* CSSVariableParser::parseDeclarationValue(
     const AtomicString& variableName,
-    CSSParserTokenRange range) {
+    CSSParserTokenRange range,
+    bool isAnimationTainted) {
   if (range.atEnd())
     return nullptr;
 
   bool hasReferences;
   bool hasAtApplyRule;
   CSSValueID type = classifyVariableRange(range, hasReferences, hasAtApplyRule);
 
   if (type == CSSValueInvalid)
     return nullptr;
-  if (type == CSSValueInternalVariableValue)
+  if (type == CSSValueInternalVariableValue) {
     return CSSCustomPropertyDeclaration::create(
-        variableName,
-        CSSVariableData::create(range, hasReferences || hasAtApplyRule));
+        variableName, CSSVariableData::create(range, isAnimationTainted,
+                                              hasReferences || hasAtApplyRule));
+  }
   return CSSCustomPropertyDeclaration::create(variableName, type);
 }
 
 CSSVariableReferenceValue* CSSVariableParser::parseRegisteredPropertyValue(
     CSSParserTokenRange range,
-    bool requireVarReference) {
+    bool requireVarReference,
+    bool isAnimationTainted) {
   if (range.atEnd())
     return nullptr;
 
   bool hasReferences;
   bool hasAtApplyRule;
   CSSValueID type = classifyVariableRange(range, hasReferences, hasAtApplyRule);
 
   if (type != CSSValueInternalVariableValue)
     return nullptr;  // Invalid or a css-wide keyword
   if (requireVarReference && !hasReferences)
     return nullptr;
   // TODO(timloh): Should this be hasReferences || hasAtApplyRule?
   return CSSVariableReferenceValue::create(
-      CSSVariableData::create(range, hasReferences));
+      CSSVariableData::create(range, isAnimationTainted, hasReferences));
 }
 
 }  // namespace blink