Remove zoom() and effectiveZoom().

sky/engine/core/css/resolver/StyleBuilderConverter.h

Index: sky/engine/core/css/resolver/StyleBuilderConverter.h
diff --git a/sky/engine/core/css/resolver/StyleBuilderConverter.h b/sky/engine/core/css/resolver/StyleBuilderConverter.h
index 7a0d1752fd47deff0c895d475bcc6d9ef62077d5..d8219735908db53a75fe5e4a33157cbe1ad25cbf 100644
--- a/sky/engine/core/css/resolver/StyleBuilderConverter.h
+++ b/sky/engine/core/css/resolver/StyleBuilderConverter.h
@@ -95,13 +95,7 @@ T StyleBuilderConverter::convertLineWidth(StyleResolverState& state, CSSValue* v
     if (valueID == CSSValueInvalid) {
         // Any original result that was >= 1 should not be allowed to fall below 1.
         // This keeps border lines from vanishing.
-        T result = primitiveValue->computeLength<T>(state.cssToLengthConversionData());
-        if (state.style()->effectiveZoom() < 1.0f && result < 1.0) {
-            T originalLength = primitiveValue->computeLength<T>(state.cssToLengthConversionData().copyWithAdjustedZoom(1.0));
-            if (originalLength >= 1.0)
-                return 1.0;
-        }
-        return result;
+        return primitiveValue->computeLength<T>(state.cssToLengthConversionData());
     }
     ASSERT_NOT_REACHED();
     return 0;