Ensure original parser context is used when parsing resolved var() references

third_party/WebKit/Source/core/css/parser/CSSPropertyParser.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/CSSPropertyParser.h"
 
 #include <memory>
 #include "core/StylePropertyShorthand.h"
 #include "core/css/CSSBasicShapeValues.h"
 #include "core/css/CSSBorderImage.h"
@@ skipping 154 matching lines @@
       if (range_.AtEnd()) {
         AddProperty(property_id, CSSPropertyInvalid, *parsed_value, important);
         return true;
       }
     }
   }
 
   if (CSSVariableParser::ContainsValidVariableReferences(original_range)) {
     bool is_animation_tainted = false;
     CSSVariableReferenceValue* variable = CSSVariableReferenceValue::Create(
-        CSSVariableData::Create(original_range, is_animation_tainted, true));
+        CSSVariableData::Create(original_range, is_animation_tainted, true),
+        *context_);
 
     if (is_shorthand) {
       const CSSPendingSubstitutionValue& pending_value =
           *CSSPendingSubstitutionValue::Create(property_id, variable);
       AddExpandedPropertyForValue(property_id, pending_value, important);
     } else {
       AddProperty(property_id, CSSPropertyInvalid, *variable, important);
     }
     return true;
   }
@@ skipping 3232 matching lines @@
     case CSSPropertyPlaceItems:
       return ConsumePlaceItemsShorthand(important);
     case CSSPropertyPlaceSelf:
       return ConsumePlaceSelfShorthand(important);
     default:
       return false;
   }
 }
 
 }  // namespace blink