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Drop style data from descendants on display:none.

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MozReview-Commit-ID: 8ls43oAGWRg
This commit is contained in:
Bobby Holley 2016-10-28 15:37:22 -07:00
parent 1a5e2b4673
commit fb70ee2c0c
8 changed files with 66 additions and 18 deletions
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17
components/layout_thread/lib.rs
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@ -77,7 +77,8 @@ use layout::query::process_offset_parent_query;
use layout::sequential;
use layout::traversal::{ComputeAbsolutePositions, RecalcStyleAndConstructFlows};
use layout::webrender_helpers::{WebRenderDisplayListConverter, WebRenderFrameBuilder};
use layout::wrapper::{LayoutNodeLayoutData, NonOpaqueStyleAndLayoutData};
use layout::wrapper::LayoutNodeLayoutData;
use layout::wrapper::drop_style_and_layout_data;
use layout_traits::LayoutThreadFactory;
use msg::constellation_msg::PipelineId;
use net_traits::image_cache_thread::{ImageCacheChan, ImageCacheResult, ImageCacheThread};
@ -86,7 +87,6 @@ use profile_traits::mem::{self, Report, ReportKind, ReportsChan};
use profile_traits::time::{self, TimerMetadata, profile};
use profile_traits::time::{TimerMetadataFrameType, TimerMetadataReflowType};
use script::layout_wrapper::{ServoLayoutDocument, ServoLayoutNode};
use script_layout_interface::{OpaqueStyleAndLayoutData, PartialPersistentLayoutData};
use script_layout_interface::message::{Msg, NewLayoutThreadInfo, Reflow, ReflowQueryType, ScriptReflow};
use script_layout_interface::reporter::CSSErrorReporter;
use script_layout_interface::restyle_damage::{REFLOW, REFLOW_OUT_OF_FLOW, REPAINT, REPOSITION};
@ -105,7 +105,6 @@ use std::sync::{Arc, Mutex, MutexGuard, RwLock};
use std::sync::atomic::{AtomicUsize, Ordering};
use std::sync::mpsc::{Receiver, Sender, channel};
use style::animation::Animation;
use style::atomic_refcell::AtomicRefCell;
use style::computed_values::{filter, mix_blend_mode};
use style::context::{LocalStyleContextCreationInfo, ReflowGoal, SharedStyleContext};
use style::dom::{TDocument, TElement, TNode};
@ -648,7 +647,7 @@ impl LayoutThread {
}
Msg::ReapStyleAndLayoutData(dead_data) => {
unsafe {
self.handle_reap_style_and_layout_data(dead_data)
drop_style_and_layout_data(dead_data)
}
}
Msg::CollectReports(reports_chan) => {
@ -756,7 +755,7 @@ impl LayoutThread {
match self.port.recv().unwrap() {
Msg::ReapStyleAndLayoutData(dead_data) => {
unsafe {
self.handle_reap_style_and_layout_data(dead_data)
drop_style_and_layout_data(dead_data)
}
}
Msg::ExitNow => {
@ -1483,14 +1482,6 @@ impl LayoutThread {
}
}
/// Handles a message to destroy layout data. Layout data must be destroyed on *this* thread
/// because the struct type is transmuted to a different type on the script side.
unsafe fn handle_reap_style_and_layout_data(&self, data: OpaqueStyleAndLayoutData) {
let ptr: *mut AtomicRefCell<PartialPersistentLayoutData> = *data.ptr;
let non_opaque: *mut NonOpaqueStyleAndLayoutData = ptr as *mut _;
let _ = Box::from_raw(non_opaque);
}
/// Returns profiling information which is passed to the time profiler.
fn profiler_metadata(&self) -> Option<TimerMetadata> {
Some(TimerMetadata {