[LBSE] Support clip-path shapes

https://bugs.webkit.org/show_bug.cgi?id=265207

Reviewed by Nikolas Zimmermann.

Support clip-path shapes.

* LayoutTests/platform/mac-sonoma-wk2-lbse-text/TestExpectations:
* Source/WebCore/rendering/RenderLayer.cpp:
(WebCore::RenderLayer::referenceBoxRectForClipPath const):

Canonical link: https://commits.webkit.org/271026@main

LayoutTests/platform/mac-sonoma-wk2-lbse-text/TestExpectations

@@ -366,13 +366,6 @@ svg/clip-path/clip-path-on-svg-005.svg                    [ ImageOnlyFailure ]
 svg/clip-path/clip-path-precision-001.svg                 [ ImageOnlyFailure ]
 svg/clip-path/clip-path-recursion-001.svg                 [ ImageOnlyFailure ]
 svg/clip-path/clip-path-recursion-002.svg                 [ Crash ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-border-box.svg              [ ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-circle-1.svg                [ ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-ellipse-1.svg               [ ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-margin-box.svg              [ ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-rounded-inset-1.svg         [ ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-rounded-inset-2.svg         [ ImageOnlyFailure ]
-svg/clip-path/clip-path-shape-stroke.svg                  [ ImageOnlyFailure ]
 svg/clip-path/clip-path-text-003.svg                      [ ImageOnlyFailure ]
 svg/clip-path/clip-path-use-referencing-clipped-text.html [ ImageOnlyFailure ]
 svg/clip-path/clip-path-use-referencing-text.html         [ ImageOnlyFailure ]

Source/WebCore/rendering/RenderLayer.cpp

@@ -1345,11 +1345,18 @@ void RenderLayer::dirtyAncestorChainHasBlendingDescendants()
 
 FloatRect RenderLayer::referenceBoxRectForClipPath(CSSBoxType boxType, const LayoutSize& offsetFromRoot, const LayoutRect& rootRelativeBounds) const
 {
-    // FIXME: [LBSE] Upstream clipping support for SVG.
+    bool isReferenceBox = false;
+
+#if ENABLE(LAYER_BASED_SVG_ENGINE)
+    if (renderer().document().settings().layerBasedSVGEngineEnabled() && renderer().isSVGLayerAwareRenderer())
+        isReferenceBox = true;
+    else
+#endif
+        isReferenceBox = renderer().isRenderBox();
 
     // FIXME: Support different reference boxes for inline content.
     // https://bugs.webkit.org/show_bug.cgi?id=129047
-    if (!renderer().isRenderBox())
+    if (!isReferenceBox)
         return rootRelativeBounds;
 
     auto referenceBoxRect = renderer().referenceBoxRect(boxType);