Unify handling of <color> for SVG/non-SVG properties

LayoutTests/svg/dom/rgb-color-parser-expected.txt

Index: LayoutTests/svg/dom/rgb-color-parser-expected.txt
diff --git a/LayoutTests/svg/dom/rgb-color-parser-expected.txt b/LayoutTests/svg/dom/rgb-color-parser-expected.txt
index aa3a2f895b6c281f2c8bae661fa64e3bd2d82d8e..fa2b7509a7b0a108468d251c458b24f1514ecfcd 100644
--- a/LayoutTests/svg/dom/rgb-color-parser-expected.txt
+++ b/LayoutTests/svg/dom/rgb-color-parser-expected.txt
@@ -3,7 +3,7 @@ This test fuzzes the color parser with semi-random attribute values and dumps th
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 
-Parsed as rgb(0, 0, 255): blue
+Parsed as blue: blue
 Parsed as rgb(0, 255, 0): rgb(0, 255, 0)
 Parsed as rgb(255, 255, 0): rgb(100%,100%,0%
 Failed to parse: rgba(100%,100%,0%
@@ -26,9 +26,9 @@ Parsed as rgb(255, 255, 255): #fff
 Parsed as rgb(255, 255, 255): #ffffff
 Parsed as rgb(255, 255, 255): #FFF
 Parsed as rgb(255, 255, 255): #FFFFFF
-Parsed as rgb(0, 128, 0):  green
-Parsed as rgb(0, 128, 0): green 
-Parsed as rgb(0, 128, 0): green
+Parsed as green:  green
+Parsed as green: green 
+Parsed as green: green
 Failed to parse: rgb(.78-2e8e
 Failed to parse: rgb(% 
 Failed to parse: rgb(7