Revert "Backport several style changes from Gecko (5) (#30099)" (#30104)

This reverts commit 8e15389cae.

components/style/queries/values.rs

@@ -1,36 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
-
-//! Common feature values between media and container features.
-
-/// The orientation media / container feature.
-/// https://drafts.csswg.org/mediaqueries-5/#orientation
-/// https://drafts.csswg.org/css-contain-3/#orientation
-#[derive(Clone, Copy, Debug, FromPrimitive, Parse, ToCss)]
-#[repr(u8)]
-#[allow(missing_docs)]
-pub enum Orientation {
-    Portrait,
-    Landscape,
-}
-
-impl Orientation {
-    /// A helper to evaluate a orientation query given a generic size getter.
-    pub fn eval<T>(size: euclid::default::Size2D<T>, value: Option<Self>) -> bool
-    where
-        T: PartialOrd,
-    {
-        let query_orientation = match value {
-            Some(v) => v,
-            None => return true,
-        };
-
-        // Per spec, square viewports should be 'portrait'
-        let is_landscape = size.width > size.height;
-        match query_orientation {
-            Self::Landscape => is_landscape,
-            Self::Portrait => !is_landscape,
-        }
-    }
-}