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Rip out the generic abstractions around ThreadLocalStyleContext.

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MozReview-Commit-ID: 5WTLuk323Ac
This commit is contained in:
Bobby Holley 2017-07-05 14:19:37 -07:00
parent 296a215e54
commit 3330653dc8
7 changed files with 52 additions and 102 deletions
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24
components/layout/traversal.rs
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@ -6,7 +6,7 @@
use atomic_refcell::AtomicRefCell;
use construct::FlowConstructor;
use context::{LayoutContext, ScopedThreadLocalLayoutContext};
use context::LayoutContext;
use display_list_builder::DisplayListBuildState;
use flow::{self, PreorderFlowTraversal};
use flow::{CAN_BE_FRAGMENTED, Flow, ImmutableFlowUtils, PostorderFlowTraversal};
@ -55,10 +55,8 @@ impl<'a, E> DomTraversal<E> for RecalcStyleAndConstructFlows<'a>
E::ConcreteNode: LayoutNode,
E::FontMetricsProvider: Send,
{
type ThreadLocalContext = ScopedThreadLocalLayoutContext<E>;
fn process_preorder(&self, traversal_data: &PerLevelTraversalData,
thread_local: &mut Self::ThreadLocalContext, node: E::ConcreteNode) {
context: &mut StyleContext<E>, node: E::ConcreteNode) {
// FIXME(pcwalton): Stop allocating here. Ideally this should just be
// done by the HTML parser.
node.initialize_data();
@ -66,16 +64,12 @@ impl<'a, E> DomTraversal<E> for RecalcStyleAndConstructFlows<'a>
if !node.is_text_node() {
let el = node.as_element().unwrap();
let mut data = el.mutate_data().unwrap();
let mut context = StyleContext {
shared: &self.context.shared_context(),
thread_local: &mut thread_local.style_context,
};
recalc_style_at(self, traversal_data, &mut context, el, &mut data);
recalc_style_at(self, traversal_data, context, el, &mut data);
}
}
fn process_postorder(&self, thread_local: &mut Self::ThreadLocalContext, node: E::ConcreteNode) {
construct_flows_at(&self.context, thread_local, node);
fn process_postorder(&self, _style_context: &mut StyleContext<E>, node: E::ConcreteNode) {
construct_flows_at(&self.context, node);
}
fn text_node_needs_traversal(node: E::ConcreteNode) -> bool {
@ -100,10 +94,6 @@ impl<'a, E> DomTraversal<E> for RecalcStyleAndConstructFlows<'a>
&self.context.style_context
}
fn create_thread_local_context(&self) -> Self::ThreadLocalContext {
ScopedThreadLocalLayoutContext::new(&self.context)
}
fn is_parallel(&self) -> bool {
self.driver.is_parallel()
}
@ -118,9 +108,7 @@ pub trait PostorderNodeMutTraversal<ConcreteThreadSafeLayoutNode: ThreadSafeLayo
/// The flow construction traversal, which builds flows for styled nodes.
#[inline]
#[allow(unsafe_code)]
fn construct_flows_at<N>(context: &LayoutContext,
_thread_local: &mut ScopedThreadLocalLayoutContext<N::ConcreteElement>,
node: N)
fn construct_flows_at<N>(context: &LayoutContext, node: N)
where N: LayoutNode,
{
debug!("construct_flows_at: {:?}", node);