StylePropertySerializer should expand all property if needed.

LayoutTests/inspector/console/console-format-style-whitelist-expected.txt

Index: LayoutTests/inspector/console/console-format-style-whitelist-expected.txt
diff --git a/LayoutTests/inspector/console/console-format-style-whitelist-expected.txt b/LayoutTests/inspector/console/console-format-style-whitelist-expected.txt
index a3e4858faf810d93ac502c90dce34edf3fccf728..deb03d5939592731ee5ce4fcdc9e2c64b898a2cb 100644
--- a/LayoutTests/inspector/console/console-format-style-whitelist-expected.txt
+++ b/LayoutTests/inspector/console/console-format-style-whitelist-expected.txt
@@ -11,9 +11,9 @@ Styled text #0: color: blue;
 console-format-style-whitelist.html:9 So are fonts!
 Styled text #0: font-style: normal; font-variant: normal; font-weight: normal; font-stretch: normal; font-size: 1em; line-height: normal; font-family: Helvetica;
 console-format-style-whitelist.html:10 And borders and margins and paddings!
-Styled text #0: border: 1px solid red; margin: 20px; padding: 10px;
+Styled text #0: border: 1px solid red; border-image-source: initial; border-image-slice: initial; border-image-width: initial; border-image-outset: initial; border-image-repeat: initial; margin: 20px; padding: 10px;
 console-format-style-whitelist.html:11 text-* is fine by us!
-Styled text #0: text-decoration-line: none;
+Styled text #0: text-decoration-line: none; text-decoration-style: initial; text-decoration-color: initial;
 console-format-style-whitelist.html:13 Display, on the other hand, is bad news.
 Styled text #0: NO STYLES DEFINED
 console-format-style-whitelist.html:14 And position too.