Change CSSParserContext to have a Document handle (vs UseCounter).

third_party/WebKit/Source/core/css/properties/CSSPropertyLengthUtils.cpp

 // Copyright 2017 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/properties/CSSPropertyLengthUtils.h"
 
 #include "core/css/parser/CSSParserContext.h"
 #include "core/css/parser/CSSPropertyParserHelpers.h"
 #include "core/frame/UseCounter.h"
 
 namespace blink {
 
 namespace {
 
 bool validWidthOrHeightKeyword(CSSValueID id, const CSSParserContext* context) {
   if (id == CSSValueWebkitMinContent || id == CSSValueWebkitMaxContent ||
       id == CSSValueWebkitFillAvailable || id == CSSValueWebkitFitContent ||
       id == CSSValueMinContent || id == CSSValueMaxContent ||
       id == CSSValueFitContent) {
-    if (context->isUseCounterRecordingEnabled()) {
-      UseCounter* useCounter = context->useCounter();
-      switch (id) {
-        case CSSValueWebkitMinContent:
-          useCounter->count(UseCounter::CSSValuePrefixedMinContent);
-          break;
-        case CSSValueWebkitMaxContent:
-          useCounter->count(UseCounter::CSSValuePrefixedMaxContent);
-          break;
-        case CSSValueWebkitFillAvailable:
-          useCounter->count(UseCounter::CSSValuePrefixedFillAvailable);
-          break;
-        case CSSValueWebkitFitContent:
-          useCounter->count(UseCounter::CSSValuePrefixedFitContent);
-          break;
-        default:
-          break;
-      }
+    switch (id) {
+      case CSSValueWebkitMinContent:
+        context->count(UseCounter::CSSValuePrefixedMinContent);
+        break;
+      case CSSValueWebkitMaxContent:
+        context->count(UseCounter::CSSValuePrefixedMaxContent);
+        break;
+      case CSSValueWebkitFillAvailable:
+        context->count(UseCounter::CSSValuePrefixedFillAvailable);
+        break;
+      case CSSValueWebkitFitContent:
+        context->count(UseCounter::CSSValuePrefixedFitContent);
+        break;
+      default:
+        break;
     }
     return true;
   }
   return false;
 }
 
 }  // namespace
 
 CSSValue* CSSPropertyLengthUtils::consumeMaxWidthOrHeight(
     CSSParserTokenRange& range,
@@ skipping 11 matching lines @@
     const CSSParserContext* context,
     CSSPropertyParserHelpers::UnitlessQuirk unitless) {
   if (range.peek().id() == CSSValueAuto ||
       validWidthOrHeightKeyword(range.peek().id(), context))
     return CSSPropertyParserHelpers::consumeIdent(range);
   return CSSPropertyParserHelpers::consumeLengthOrPercent(
       range, context->mode(), ValueRangeNonNegative, unitless);
 }
 
 }  // namespace blink