Revert of Changed CSSParserContext argument from * to & for null safety.

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

Index: third_party/WebKit/Source/core/css/properties/CSSPropertyAPITranslate.cpp
diff --git a/third_party/WebKit/Source/core/css/properties/CSSPropertyAPITranslate.cpp b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPITranslate.cpp
index a96df4f8e5878adbc481480fa9c8c2c3ff84dae8..91c93acb292fd99c3929996f67a6aae4021587f3 100644
--- a/third_party/WebKit/Source/core/css/properties/CSSPropertyAPITranslate.cpp
+++ b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPITranslate.cpp
@@ -13,23 +13,23 @@
 
 const CSSValue* CSSPropertyAPITranslate::parseSingleValue(
     CSSParserTokenRange& range,
-    const CSSParserContext& context) {
+    const CSSParserContext* context) {
   DCHECK(RuntimeEnabledFeatures::cssIndependentTransformPropertiesEnabled());
   CSSValueID id = range.peek().id();
   if (id == CSSValueNone)
     return CSSPropertyParserHelpers::consumeIdent(range);
 
   CSSValue* translate = CSSPropertyParserHelpers::consumeLengthOrPercent(
-      range, context.mode(), ValueRangeAll);
+      range, context->mode(), ValueRangeAll);
   if (!translate)
     return nullptr;
   CSSValueList* list = CSSValueList::createSpaceSeparated();
   list->append(*translate);
   translate = CSSPropertyParserHelpers::consumeLengthOrPercent(
-      range, context.mode(), ValueRangeAll);
+      range, context->mode(), ValueRangeAll);
   if (translate) {
     list->append(*translate);
-    translate = CSSPropertyParserHelpers::consumeLength(range, context.mode(),
+    translate = CSSPropertyParserHelpers::consumeLength(range, context->mode(),
                                                         ValueRangeAll);
     if (translate)
       list->append(*translate);