[scheduler] CPUTimeBudgetPool: Require a minimal level of budget to run

third_party/WebKit/Source/platform/scheduler/renderer/web_view_scheduler_impl.cc

Index: third_party/WebKit/Source/platform/scheduler/renderer/web_view_scheduler_impl.cc
diff --git a/third_party/WebKit/Source/platform/scheduler/renderer/web_view_scheduler_impl.cc b/third_party/WebKit/Source/platform/scheduler/renderer/web_view_scheduler_impl.cc
index 1b47e49d34aca1cfc50a4e9072a3e75e7b0d374b..43ad7f4ab1480ad293e9bb7d722cf7b8bc4f9e73 100644
--- a/third_party/WebKit/Source/platform/scheduler/renderer/web_view_scheduler_impl.cc
+++ b/third_party/WebKit/Source/platform/scheduler/renderer/web_view_scheduler_impl.cc
@@ -338,12 +338,15 @@ void WebViewSchedulerImpl::MaybeInitializeBackgroundCPUTimeBudgetPool() {
 
   background_time_budget_pool_ =
       renderer_scheduler_->task_queue_throttler()->CreateCPUTimeBudgetPool(
-          "background", GetMaxBudgetLevel(settings_),
-          GetMaxThrottlingDelay(settings_));
+          "background");
+  LazyNow lazy_now(renderer_scheduler_->tick_clock());
 
-  UpdateBackgroundThrottlingState();
+  background_time_budget_pool_->SetMaxBudgetLevel(lazy_now.Now(),
+                                                  GetMaxBudgetLevel(settings_));
+  background_time_budget_pool_->SetMaxThrottlingDelay(
+      lazy_now.Now(), GetMaxThrottlingDelay(settings_));
 
-  LazyNow lazy_now(renderer_scheduler_->tick_clock());
+  UpdateBackgroundThrottlingState();
 
   background_time_budget_pool_->SetTimeBudgetRecoveryRate(
       lazy_now.Now(), GetBackgroundBudgetRecoveryRate(settings_));