memory_coordinator: Use TimeTicks to suppress memory condition update

content/browser/memory/memory_coordinator_impl.cc

Index: content/browser/memory/memory_coordinator_impl.cc
diff --git a/content/browser/memory/memory_coordinator_impl.cc b/content/browser/memory/memory_coordinator_impl.cc
index ffd91b6657b791441f73bbe22efe61f4837c7aae..8dbfa01f4082f02aa5b511444b47def7f818335f 100644
--- a/content/browser/memory/memory_coordinator_impl.cc
+++ b/content/browser/memory/memory_coordinator_impl.cc
@@ -261,7 +261,7 @@ MemoryState MemoryCoordinatorImpl::GetCurrentMemoryState() const {
 void MemoryCoordinatorImpl::ForceSetMemoryCondition(MemoryCondition condition,
                                                     base::TimeDelta duration) {
   UpdateConditionIfNeeded(condition);
-  condition_observer_->ScheduleUpdateCondition(duration);
+  suppress_condition_change_until_ = tick_clock_->NowTicks() + duration;
 }
 
 void MemoryCoordinatorImpl::Observe(int type,
@@ -304,6 +304,9 @@ void MemoryCoordinatorImpl::UpdateConditionIfNeeded(
   if (memory_condition_ == next_condition)
     return;
 
+  if (suppress_condition_change_until_ > tick_clock_->NowTicks())
+    return;
+
   MemoryCondition prev_condition = memory_condition_;
   memory_condition_ = next_condition;