Condense Image::hasRelative{Width,Height}() into one

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

Index: third_party/WebKit/Source/core/style/StyleInvalidImage.h
diff --git a/third_party/WebKit/Source/core/style/StyleInvalidImage.h b/third_party/WebKit/Source/core/style/StyleInvalidImage.h
index b9ce40b91423524f6918c37b0eab68bbec1d68d7..1ae2b567a4f2334b6d08a854e4c809bffbb29f70 100644
--- a/third_party/WebKit/Source/core/style/StyleInvalidImage.h
+++ b/third_party/WebKit/Source/core/style/StyleInvalidImage.h
@@ -24,8 +24,7 @@ public:
     PassRefPtrWillBeRawPtr<CSSValue> computedCSSValue() const override { return cssValue(); }
 
     LayoutSize imageSize(const LayoutObject*, float /*multiplier*/) const override { return LayoutSize(); }
-    bool imageHasRelativeWidth() const override { return false; }
-    bool imageHasRelativeHeight() const override { return false; }
+    bool imageHasRelativeSize() const override { return false; }
     void computeIntrinsicDimensions(const LayoutObject*, Length& /* intrinsicWidth */ , Length& /* intrinsicHeight */, FloatSize& /* intrinsicRatio */) override { }
     bool usesImageContainerSize() const override { return false; }
     void addClient(LayoutObject*) override { }