Create an antialiased virtual layout test group for font testing on Mac

LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/basic/004-expected.txt

Index: LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/basic/004-expected.txt
diff --git a/LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/basic/004-expected.txt b/LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/basic/004-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9c6b44186d7e432f293781362b212299eb7ef27f
--- /dev/null
+++ b/LayoutTests/platform/mac/virtual/mac-antialiasedtext/fast/text/basic/004-expected.txt
@@ -0,0 +1,22 @@
+layer at (0,0) size 800x600
+  RenderView at (0,0) size 800x600
+layer at (0,0) size 800x600
+  RenderBlock {HTML} at (0,0) size 800x600
+    RenderBody {BODY} at (8,8) size 784x584
+      RenderBlock (floating) {P} at (0,16) size 649x22 [border: (2px solid #008000)]
+        RenderText {#text} at (2,2) size 645x18
+          text run at (2,2) width 645: "There should be 30px of word spacing between each word."
+      RenderBlock {DIV} at (0,0) size 784x100
+      RenderTable {TABLE} at (0,100) size 100x130
+        RenderTableSection {TBODY} at (0,0) size 100x130
+          RenderTableRow {TR} at (0,0) size 100x130
+            RenderTableCell {TD} at (0,0) size 100x130 [r=0 c=0 rs=1 cs=1]
+              RenderBlock {P} at (0,0) size 100x130 [border: (2px solid #008000)]
+                RenderText {#text} at (2,2) size 85x126
+                  text run at (2,2) width 37: "There"
+                  text run at (2,20) width 76: "should be"
+                  text run at (2,38) width 64: "15px of"
+                  text run at (2,56) width 33: "word"
+                  text run at (2,74) width 48: "spacing"
+                  text run at (2,92) width 53: "between"
+                  text run at (2,110) width 85: "each word."