Remove deprecated getPresentationAttribute

LayoutTests/platform/mac/svg/custom/getPresentationAttribute-expected.txt

Index: LayoutTests/platform/mac/svg/custom/getPresentationAttribute-expected.txt
diff --git a/LayoutTests/platform/mac/svg/custom/getPresentationAttribute-expected.txt b/LayoutTests/platform/mac/svg/custom/getPresentationAttribute-expected.txt
deleted file mode 100644
index 8d9b98d5a9089b1c5277f0448967504c8eb7fafd..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/mac/svg/custom/getPresentationAttribute-expected.txt
+++ /dev/null
@@ -1,18 +0,0 @@
-CONSOLE WARNING: CSSValue and SVGElement.getPresentationAttribute are deprecated. Please use getPropertyValue and parse the return value instead.
-layer at (0,0) size 800x600
-  RenderView at (0,0) size 800x600
-layer at (0,0) size 800x600
-  RenderSVGRoot {svg} at (0,0) size 800x600
-    RenderSVGContainer {a} at (0,0) size 0x0
-    RenderSVGForeignObject {foreignObject} at (0,0) size 800x600
-      RenderBlock {html} at (0,0) size 800x36
-        RenderBlock {div} at (0,0) size 800x36
-          RenderText {#text} at (0,0) size 791x36
-            text run at (0,0) width 791: "This test tests that getPresentationAttribute succesfully returns SVG presentation attributes, but not ones that are defined in the"
-            text run at (0,18) width 380: "inline style and not non SVG css properties like border. See "
-          RenderInline {a} at (0,0) size 71x18 [color=#0000EE]
-            RenderText {#text} at (380,18) size 71x18
-              text run at (380,18) width 71: "Bug 13976"
-          RenderText {#text} at (451,18) size 4x18
-            text run at (451,18) width 4: "."
-    RenderSVGRect {rect} at (10,50) size 100x100 [fill={[type=SOLID] [color=#008000]}] [x=10.00] [y=50.00] [width=100.00] [height=100.00]