1 files changed, 3 insertions, 5 deletions
diff --git a/chromium/third_party/blink/renderer/core/css/css_default_style_sheets.cc b/chromium/third_party/blink/renderer/core/css/css_default_style_sheets.cc
index 8e34a4c54e6..07a7419077b 100644
--- a/chromium/third_party/blink/renderer/core/css/css_default_style_sheets.cc
+++ b/chromium/third_party/blink/renderer/core/css/css_default_style_sheets.cc
@@ -43,8 +43,6 @@
 
 namespace blink {
 
-using namespace HTMLNames;
-
 CSSDefaultStyleSheets& CSSDefaultStyleSheets::Instance() {
   DEFINE_STATIC_LOCAL(Persistent<CSSDefaultStyleSheets>,
                       css_default_style_sheets, (new CSSDefaultStyleSheets));
@@ -53,13 +51,13 @@ CSSDefaultStyleSheets& CSSDefaultStyleSheets::Instance() {
 
 static const MediaQueryEvaluator& ScreenEval() {
   DEFINE_STATIC_LOCAL(Persistent<MediaQueryEvaluator>, static_screen_eval,
-                      (new MediaQueryEvaluator("screen")));
+                      (MakeGarbageCollected<MediaQueryEvaluator>("screen")));
   return *static_screen_eval;
 }
 
 static const MediaQueryEvaluator& PrintEval() {
   DEFINE_STATIC_LOCAL(Persistent<MediaQueryEvaluator>, static_print_eval,
-                      (new MediaQueryEvaluator("print")));
+                      (MakeGarbageCollected<MediaQueryEvaluator>("print")));
   return *static_print_eval;
 }
 
@@ -173,7 +171,7 @@ bool CSSDefaultStyleSheets::EnsureDefaultStyleSheetsForElement(
   }
 
   // FIXME: We should assert that the sheet only styles MathML elements.
-  if (element.namespaceURI() == MathMLNames::mathmlNamespaceURI &&
+  if (element.namespaceURI() == mathml_names::kNamespaceURI &&
       !mathml_style_sheet_) {
     mathml_style_sheet_ =
         ParseUASheet(GetDataResourceAsASCIIString("mathml.css"));