Refactor common infrastructure for creating memory reports. (#36579)

This removes a bunch of duplicated code needed to support
ConditionalMallocSizeOf correctly, and fixes multiple places where that
code was subtly wrong (the seen pointers hashset was never cleared).

Testing: Measuring https://www.nist.gov/image-gallery lots of times.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
This commit is contained in:
Josh Matthews 2025-04-17 22:14:49 -04:00 committed by GitHub
parent 2a81987590
commit 5e2d42e944
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11 changed files with 68 additions and 57 deletions

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@ -8,6 +8,7 @@ use base::id::PipelineId;
use compositing_traits::CrossProcessCompositorApi;
use ipc_channel::ipc::IpcSender;
use log::debug;
use malloc_size_of::MallocSizeOfOps;
use malloc_size_of_derive::MallocSizeOf;
use pixels::{Image, ImageMetadata};
use profile_traits::mem::Report;
@ -116,7 +117,7 @@ pub trait ImageCache: Sync + Send {
where
Self: Sized;
fn memory_report(&self, prefix: &str) -> Report;
fn memory_report(&self, prefix: &str, ops: &mut MallocSizeOfOps) -> Report;
/// Definitively check whether there is a cached, fully loaded image available.
fn get_image(