Suspend frame schedulers on a page suspension

third_party/WebKit/Source/core/dom/Document.cpp

Index: third_party/WebKit/Source/core/dom/Document.cpp
diff --git a/third_party/WebKit/Source/core/dom/Document.cpp b/third_party/WebKit/Source/core/dom/Document.cpp
index 0ebe859b57d47b8720d4d445c2829f78cd57f74f..b66a9f11b80bc4ba891b7b82ac919fd747363470 100644
--- a/third_party/WebKit/Source/core/dom/Document.cpp
+++ b/third_party/WebKit/Source/core/dom/Document.cpp
@@ -5762,18 +5762,6 @@ void Document::tasksWereResumed() {
     DOMWindowPerformance::performance(*m_domWindow)->resumeSuspendedObservers();
 }
 
-// FIXME: suspendScheduledTasks(), resumeScheduledTasks(), tasksNeedSuspension()
-// should be moved to LocalDOMWindow once it inherits ExecutionContext
-void Document::suspendScheduledTasks() {
-  ExecutionContext::suspendScheduledTasks();
-  m_taskRunner->suspend();
-}
-
-void Document::resumeScheduledTasks() {
-  ExecutionContext::resumeScheduledTasks();
-  m_taskRunner->resume();
-}
-
 bool Document::tasksNeedSuspension() {
   Page* page = this->page();
   return page && page->suspended();