Fix Servo build.

Cargo.lock

@@ -1716,6 +1716,7 @@ dependencies = [
  "canvas_traits 0.0.1",
  "euclid 0.19.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gfx 0.0.1",
  "gfx_traits 0.0.1",
  "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1759,6 +1760,7 @@ dependencies = [
  "embedder_traits 0.0.1",
  "euclid 0.19.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gfx 0.0.1",
  "gfx_traits 0.0.1",
  "histogram 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",

components/layout/Cargo.toml

@@ -18,6 +18,7 @@ bitflags = "1.0"
 canvas_traits = {path = "../canvas_traits"}
 euclid = "0.19"
 fnv = "1.0"
+fxhash = "0.2"
 gfx = {path = "../gfx"}
 gfx_traits = {path = "../gfx_traits"}
 html5ever = "0.22"

components/layout/animation.rs

@@ -7,7 +7,7 @@
 use context::LayoutContext;
 use display_list::items::OpaqueNode;
 use flow::{Flow, GetBaseFlow};
-use fnv::FnvHashMap;
+use fxhash::FxHashMap;
 use ipc_channel::ipc::IpcSender;
 use msg::constellation_msg::PipelineId;
 use opaque_node::OpaqueNodeMethods;
@@ -26,8 +26,8 @@ use style::timer::Timer;
 pub fn update_animation_state<E>(
     constellation_chan: &IpcSender<ConstellationMsg>,
     script_chan: &IpcSender<ConstellationControlMsg>,
-    running_animations: &mut FnvHashMap<OpaqueNode, Vec<Animation>>,
-    expired_animations: &mut FnvHashMap<OpaqueNode, Vec<Animation>>,
+    running_animations: &mut FxHashMap<OpaqueNode, Vec<Animation>>,
+    expired_animations: &mut FxHashMap<OpaqueNode, Vec<Animation>>,
     mut newly_transitioning_nodes: Option<&mut Vec<UntrustedNodeAddress>>,
     new_animations_receiver: &Receiver<Animation>,
     pipeline_id: PipelineId,
@@ -153,7 +153,7 @@ where
 pub fn recalc_style_for_animations<E>(
     context: &LayoutContext,
     flow: &mut Flow,
-    animations: &FnvHashMap<OpaqueNode, Vec<Animation>>,
+    animations: &FxHashMap<OpaqueNode, Vec<Animation>>,
 )
 where
     E: TElement,

components/layout/lib.rs

@@ -11,6 +11,7 @@ extern crate bitflags;
 extern crate canvas_traits;
 extern crate euclid;
 extern crate fnv;
+extern crate fxhash;
 extern crate gfx;
 extern crate gfx_traits;
 #[macro_use] extern crate html5ever;

components/layout_thread/Cargo.toml

@@ -18,6 +18,7 @@ atomic_refcell = "0.1"
 embedder_traits = {path = "../embedder_traits"}
 euclid = "0.19"
 fnv = "1.0"
+fxhash = "0.2"
 gfx = {path = "../gfx"}
 gfx_traits = {path = "../gfx_traits"}
 histogram = "0.6.8"

components/layout_thread/dom_wrapper.rs

@@ -675,14 +675,6 @@ impl<'le> ::selectors::Element for ServoLayoutElement<'le> {
         None
     }
 
-    fn first_child_element(&self) -> Option<ServoLayoutElement<'le>> {
-        self.as_node().dom_children().filter_map(|n| n.as_element()).next()
-    }
-
-    fn last_child_element(&self) -> Option<ServoLayoutElement<'le>> {
-        self.as_node().rev_children().filter_map(|n| n.as_element()).next()
-    }
-
     fn prev_sibling_element(&self) -> Option<ServoLayoutElement<'le>> {
         let mut node = self.as_node();
         while let Some(sibling) = node.prev_sibling() {
@@ -1223,17 +1215,6 @@ impl<'le> ::selectors::Element for ServoThreadSafeLayoutElement<'le> {
         None
     }
 
-    fn first_child_element(&self) -> Option<Self> {
-        warn!("ServoThreadSafeLayoutElement::first_child_element called");
-        None
-    }
-
-    // Skips non-element nodes
-    fn last_child_element(&self) -> Option<Self> {
-        warn!("ServoThreadSafeLayoutElement::last_child_element called");
-        None
-    }
-
     // Skips non-element nodes
     fn prev_sibling_element(&self) -> Option<Self> {
         warn!("ServoThreadSafeLayoutElement::prev_sibling_element called");

components/layout_thread/lib.rs

@@ -12,6 +12,7 @@ extern crate atomic_refcell;
 extern crate embedder_traits;
 extern crate euclid;
 extern crate fnv;
+extern crate fxhash;
 extern crate gfx;
 extern crate gfx_traits;
 extern crate histogram;
@@ -59,6 +60,7 @@ use dom_wrapper::drop_style_and_layout_data;
 use embedder_traits::resources::{self, Resource};
 use euclid::{Point2D, Rect, Size2D, TypedScale, TypedSize2D};
 use fnv::FnvHashMap;
+use fxhash::FxHashMap;
 use gfx::font;
 use gfx::font_cache_thread::FontCacheThread;
 use gfx::font_context;
@@ -223,10 +225,10 @@ pub struct LayoutThread {
     document_shared_lock: Option<SharedRwLock>,
 
     /// The list of currently-running animations.
-    running_animations: ServoArc<RwLock<FnvHashMap<OpaqueNode, Vec<Animation>>>>,
+    running_animations: ServoArc<RwLock<FxHashMap<OpaqueNode, Vec<Animation>>>>,
 
     /// The list of animations that have expired since the last style recalculation.
-    expired_animations: ServoArc<RwLock<FnvHashMap<OpaqueNode, Vec<Animation>>>>,
+    expired_animations: ServoArc<RwLock<FxHashMap<OpaqueNode, Vec<Animation>>>>,
 
     /// A counter for epoch messages
     epoch: Cell<Epoch>,
@@ -503,7 +505,7 @@ impl LayoutThread {
             constellation_chan: constellation_chan.clone(),
             time_profiler_chan: time_profiler_chan,
             mem_profiler_chan: mem_profiler_chan,
-            registered_painters: RegisteredPaintersImpl(FnvHashMap::default()),
+            registered_painters: RegisteredPaintersImpl(Default::default()),
             image_cache: image_cache.clone(),
             font_cache_thread: font_cache_thread,
             first_reflow: Cell::new(true),
@@ -517,8 +519,8 @@ impl LayoutThread {
             outstanding_web_fonts: Arc::new(AtomicUsize::new(0)),
             root_flow: RefCell::new(None),
             document_shared_lock: None,
-            running_animations: ServoArc::new(RwLock::new(FnvHashMap::default())),
-            expired_animations: ServoArc::new(RwLock::new(FnvHashMap::default())),
+            running_animations: ServoArc::new(RwLock::new(Default::default())),
+            expired_animations: ServoArc::new(RwLock::new(Default::default())),
             epoch: Cell::new(Epoch(0)),
             viewport_size: Size2D::new(Au(0), Au(0)),
             webrender_api: webrender_api_sender.create_api(),
@@ -1813,7 +1815,8 @@ lazy_static! {
 struct RegisteredPainterImpl {
     painter: Box<Painter>,
     name: Atom,
-    properties: FnvHashMap<Atom, PropertyId>,
+    // FIXME: Should be a PrecomputedHashMap.
+    properties: FxHashMap<Atom, PropertyId>,
 }
 
 impl SpeculativePainter for RegisteredPainterImpl {
@@ -1823,7 +1826,7 @@ impl SpeculativePainter for RegisteredPainterImpl {
 }
 
 impl RegisteredSpeculativePainter for RegisteredPainterImpl {
-    fn properties(&self) -> &FnvHashMap<Atom, PropertyId> {
+    fn properties(&self) -> &FxHashMap<Atom, PropertyId> {
         &self.properties
     }
     fn name(&self) -> Atom {

components/script/dom/element.rs

@@ -2640,14 +2640,6 @@ impl<'a> SelectorsElement for DomRoot<Element> {
         false
     }
 
-    fn first_child_element(&self) -> Option<DomRoot<Element>> {
-        self.node.child_elements().next()
-    }
-
-    fn last_child_element(&self) -> Option<DomRoot<Element>> {
-        self.node.rev_children().filter_map(DomRoot::downcast).next()
-    }
-
     fn prev_sibling_element(&self) -> Option<DomRoot<Element>> {
         self.node.preceding_siblings().filter_map(DomRoot::downcast).next()
     }

components/style/lib.rs

@@ -93,6 +93,7 @@ extern crate string_cache;
 #[macro_use]
 extern crate style_derive;
 extern crate style_traits;
+#[cfg(feature = "gecko")]
 extern crate thin_slice;
 extern crate time;
 extern crate uluru;

components/style/properties/properties.mako.rs

@@ -605,8 +605,9 @@ impl NonCustomPropertyId {
         COLLECT_FUNCTIONS[self.0](f);
     }
 
+    /// Turns this `NonCustomPropertyId` into a `PropertyId`.
     #[inline]
-    fn to_property_id(self) -> PropertyId {
+    pub fn to_property_id(self) -> PropertyId {
         use std::mem::transmute;
         if self.0 < ${len(data.longhands)} {
             return unsafe {
@@ -2412,7 +2413,7 @@ pub use gecko_properties::style_structs;
 /// The module where all the style structs are defined.
 #[cfg(feature = "servo")]
 pub mod style_structs {
-    use fx::FxHasher;
+    use fxhash::FxHasher;
     use super::longhands;
     use std::hash::{Hash, Hasher};
     use logical_geometry::WritingMode;
@@ -4265,6 +4266,7 @@ pub enum AliasId {
 
 #[derive(Clone, Copy, Eq, PartialEq)]
 enum AliasedPropertyId {
+    #[allow(dead_code)] // Servo doesn't have aliased shorthands.
     Shorthand(ShorthandId),
     Longhand(LonghandId),
 }

components/style/values/specified/box.rs

@@ -19,7 +19,6 @@ use values::generics::box_::VerticalAlign as GenericVerticalAlign;
 use values::specified::{AllowQuirks, Number};
 use values::specified::length::{LengthOrPercentage, NonNegativeLength};
 
-#[cfg(feature = "gecko")]
 fn in_ua_or_chrome_sheet(context: &ParserContext) -> bool {
     use stylesheets::Origin;
     context.stylesheet_origin == Origin::UserAgent ||

tests/unit/style/stylesheets.rs

@@ -98,7 +98,6 @@ fn test_parse_stylesheet() {
                             }),
                             Component::AttributeInNoNamespace {
                                 local_name: local_name!("type"),
-                                local_name_lower: local_name!("type"),
                                 operator: AttrSelectorOperator::Equal,
                                 value: "hidden".to_owned(),
                                 case_sensitivity: ParsedCaseSensitivity::AsciiCaseInsensitive,