Split CSSPrimitiveValue into CSSPrimitiveValue and CSSIdentifierValue

third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp

Index: third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
index 04a64fc4c7a0eeef79cd52b6e0f34d65fe4be1e4..a0f087a05c1560d4349f2c68cc42cc4fa0191088 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
@@ -45,6 +45,7 @@
 #include "core/css/CSSCustomIdentValue.h"
 #include "core/css/CSSDefaultStyleSheets.h"
 #include "core/css/CSSFontSelector.h"
+#include "core/css/CSSIdentifierValue.h"
 #include "core/css/CSSKeyframeRule.h"
 #include "core/css/CSSKeyframesRule.h"
 #include "core/css/CSSReflectValue.h"
@@ -797,7 +798,7 @@ PassRefPtr<ComputedStyle> StyleResolver::styleForElement(Element* element, const
             MatchedPropertiesRange properties = collector.matchedResult().authorRules();
             for (auto it = properties.begin(); it != properties.end(); ++it) {
                 const CSSValue* value = it->properties->getPropertyCSSValue(CSSPropertyDisplay);
-                if (value && value->isPrimitiveValue() && toCSSPrimitiveValue(*value).getValueID() == CSSValueBlock)
+                if (value && value->isIdentifierValue() && toCSSIdentifierValue(*value).getValueID() == CSSValueBlock)
                     UseCounter::count(element->document(), UseCounter::SummaryElementWithDisplayBlockAuthorRule);
             }
         }