Initial value for mask-repeat property should be no-repeat

third_party/WebKit/Source/core/style/FillLayer.h

Index: third_party/WebKit/Source/core/style/FillLayer.h
diff --git a/third_party/WebKit/Source/core/style/FillLayer.h b/third_party/WebKit/Source/core/style/FillLayer.h
index 23d52fc06a5953d5877c5e255b18bace091802cb..f14ef062d2fea3c52bee828c40b9b399c3422365 100644
--- a/third_party/WebKit/Source/core/style/FillLayer.h
+++ b/third_party/WebKit/Source/core/style/FillLayer.h
@@ -194,8 +194,8 @@ public:
     static EFillAttachment initialFillAttachment(EFillLayerType) { return ScrollBackgroundAttachment; }
     static EFillBox initialFillClip(EFillLayerType) { return BorderFillBox; }
     static EFillBox initialFillOrigin(EFillLayerType type) { return type == BackgroundFillLayer ? PaddingFillBox : BorderFillBox; }
-    static EFillRepeat initialFillRepeatX(EFillLayerType) { return RepeatFill; }
-    static EFillRepeat initialFillRepeatY(EFillLayerType) { return RepeatFill; }
+    static EFillRepeat initialFillRepeatX(EFillLayerType type) { return type == BackgroundFillLayer ? RepeatFill : NoRepeatFill; }
+    static EFillRepeat initialFillRepeatY(EFillLayerType type) { return type == BackgroundFillLayer ? RepeatFill : NoRepeatFill; }
     static CompositeOperator initialFillComposite(EFillLayerType) { return CompositeSourceOver; }
     static WebBlendMode initialFillBlendMode(EFillLayerType) { return WebBlendModeNormal; }
     static EFillSizeType initialFillSizeType(EFillLayerType) { return SizeLength; }