components/scheduler/renderer/renderer_scheduler_impl.cc - Issue 1914143002: Experimental 'purging and suspending' backgrounded tabs behind the flag

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Unified Diff: components/scheduler/renderer/renderer_scheduler_impl.cc

Issue 1914143002: Experimental 'purging and suspending' backgrounded tabs behind the flag (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Add is_cache_purged_ to avoid redundant purging Created 4 years, 7 months ago

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« chrome/browser/memory/tab_manager.cc ('K') | « components/scheduler/renderer/renderer_scheduler_impl.h ('k') | components/scheduler/renderer/renderer_scheduler_impl_unittest.cc » ('j') | no next file with comments »
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Index: components/scheduler/renderer/renderer_scheduler_impl.cc

diff --git a/components/scheduler/renderer/renderer_scheduler_impl.cc b/components/scheduler/renderer/renderer_scheduler_impl.cc

index 3ae7991381cf6b59f152c4dbce6d4b3b2a3a95e5..dcee76a62920766fe3f86024aa828938d36e790e 100644

--- a/components/scheduler/renderer/renderer_scheduler_impl.cc

+++ b/components/scheduler/renderer/renderer_scheduler_impl.cc

@@ -387,6 +387,14 @@ void RendererSchedulerImpl::OnRendererForegrounded() {

ResumeTimerQueueWhenForegrounded();

}

+void RendererSchedulerImpl::SuspendRendererWhenBackgrounded() {

+ helper_.CheckOnValidThread();

+ if (helper_.IsShutdown() || !MainThreadOnly().renderer_backgrounded)

+ return;

+ suspend_timers_when_backgrounded_closure_.Cancel();

+ SuspendTimerQueueWhenBackgrounded();

void RendererSchedulerImpl::EndIdlePeriod() {

if (MainThreadOnly().in_idle_period_for_testing)

return;