style: Add a ValueInfo trait for exposing types needed by devtools.

Most of types just derive it using proc_macro directly. Some of value
types need manual impl.

In my current plan, this new trait will be used in bug 1434130 to expose
values as well.

Bug: 1455576
Reviewed-by: emilio
MozReview-Commit-ID: LI7fy45VkRw
This commit is contained in:
Xidorn Quan 2018-04-26 09:01:02 +10:00 committed by Emilio Cobos Álvarez
parent 276fb7e04b
commit 7fe7b2ffb1
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66 changed files with 615 additions and 249 deletions

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@ -4,7 +4,7 @@
//! A list of common mouse cursors per CSS3-UI § 8.1.1.
use super::{CssWriter, ToCss};
use super::{CssWriter, SpecifiedValueInfo, ToCss};
macro_rules! define_cursor {
(
@ -57,6 +57,8 @@ macro_rules! define_cursor {
}
}
}
impl SpecifiedValueInfo for CursorKind {}
}
}