[css-ui] Add support for caret-color property

third_party/WebKit/LayoutTests/platform/win/imported/csswg-test/css-ui-3/caret-color-012-expected.txt

Index: third_party/WebKit/LayoutTests/platform/win/imported/csswg-test/css-ui-3/caret-color-012-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/win/imported/csswg-test/css-ui-3/caret-color-012-expected.txt b/third_party/WebKit/LayoutTests/platform/win/imported/csswg-test/css-ui-3/caret-color-012-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f31857a64a5dcb82e28c7e64763fa9cf5d27544a
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/platform/win/imported/csswg-test/css-ui-3/caret-color-012-expected.txt
@@ -0,0 +1,17 @@
+layer at (0,0) size 800x600
+  LayoutView at (0,0) size 800x600
+layer at (0,0) size 800x206
+  LayoutBlockFlow {HTML} at (0,0) size 800x206
+    LayoutBlockFlow {BODY} at (8,16) size 784x182
+      LayoutBlockFlow {P} at (0,0) size 784x18
+        LayoutText {#text} at (0,0) size 602x17
+          text run at (0,0) width 602: "Test passes if, when the text area below is focused for editing, the text insertion caret is green."
+      LayoutBlockFlow {P} at (0,34) size 784x18
+        LayoutText {#text} at (0,0) size 442x17
+          text run at (0,0) width 442: "The shape of the caret, and whether it flashes, are not part of the test."
+      LayoutBlockFlow {DIV} at (0,68) size 784x114 [color=#FF0000]
+        LayoutText {#text} at (0,0) size 0x0
+layer at (8,84) size 412x110 clip at (9,85) size 410x108
+  LayoutTextControl {TEXTAREA} at (0,0) size 412x110 [color=#00FF00] [bgcolor=#000000] [border: (1px solid #A9A9A9)]
+    LayoutBlockFlow {DIV} at (11,11) size 390x44
+caret: position 0 of child 0 {DIV} of {#document-fragment} of child 1 {TEXTAREA} of child 5 {DIV} of body