Replace CSSParserString with StringView.

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

Index: third_party/WebKit/Source/core/css/parser/CSSParserTokenTest.cpp
diff --git a/third_party/WebKit/Source/core/css/parser/CSSParserTokenTest.cpp b/third_party/WebKit/Source/core/css/parser/CSSParserTokenTest.cpp
index e9204e1b88bedfdf3b99934d924e9379708e3322..fd767cd3afd6287106b37c2e127dec65f5f2aa76 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSParserTokenTest.cpp
+++ b/third_party/WebKit/Source/core/css/parser/CSSParserTokenTest.cpp
@@ -8,18 +8,11 @@
 
 namespace blink {
 
-static CSSParserString toParserString(const String& string)
-{
-    CSSParserString result;
-    result.init(string);
-    return result;
-}
-
-static CSSParserToken ident(const String& string) { return CSSParserToken(IdentToken, toParserString(string)); }
+static CSSParserToken ident(const String& string) { return CSSParserToken(IdentToken, string); }
 static CSSParserToken dimension(double value, const String& unit)
 {
     CSSParserToken token(NumberToken, value, NumberValueType, NoSign);
-    token.convertToDimensionWithUnit(toParserString(unit));
+    token.convertToDimensionWithUnit(unit);
     return token;
 }