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Auto merge of #7746 - eefriedman:debug-dead-code, r=nox

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Delete dead code.

(#[cfg(debug)] is false in every normal servo configuration, and the
code in question doesn't compile.)

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This commit is contained in:
bors-servo 2015-09-26 10:45:51 -06:00
commit d4f5948294
2 changed files with 0 additions and 35 deletions
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18
components/layout/layout_task.rs
View file

@ -834,19 +834,6 @@ impl LayoutTask {
traversal);
}
/// Verifies that every node was either marked as a leaf or as a nonleaf in the flow tree.
/// This is only on in debug builds.
#[inline(never)]
#[cfg(debug)]
fn verify_flow_tree(&self, layout_root: &mut FlowRef) {
let mut traversal = traversal::FlowTreeVerification;
layout_root.traverse_preorder(&mut traversal);
}
#[cfg(not(debug))]
fn verify_flow_tree(&self, _: &mut FlowRef) {
}
fn process_node_geometry_request<'a>(&'a self,
requested_node: TrustedNodeAddress,
layout_root: &mut FlowRef,
@ -1338,11 +1325,6 @@ impl LayoutTask {
}
});
// Verification of the flow tree, which ensures that all nodes were either marked as
// leaves or as non-leaves. This becomes a no-op in release builds. (It is
// inconsequential to memory safety but is a useful debugging tool.)
self.verify_flow_tree(&mut root_flow);
if opts::get().trace_layout {
layout_debug::begin_trace(root_flow.clone());
}

17
components/layout/traversal.rs
View file

@ -292,23 +292,6 @@ impl<'a> PostorderDomTraversal for ConstructFlows<'a> {
}
}
/// The flow tree verification traversal. This is only on in debug builds.
#[cfg(debug)]
struct FlowTreeVerification;
#[cfg(debug)]
impl PreorderFlow for FlowTreeVerification {
#[inline]
fn process(&mut self, flow: &mut Flow) {
let base = flow::base(flow);
if !base.flags.is_leaf() && !base.flags.is_nonleaf() {
println!("flow tree verification failed: flow wasn't a leaf or a nonleaf!");
flow.dump();
panic!("flow tree verification failed")
}
}
}
/// The bubble-inline-sizes traversal, the first part of layout computation. This computes
/// preferred and intrinsic inline-sizes and bubbles them up the tree.
pub struct BubbleISizes<'a> {