Move ExecutionContext's task suspension from FrameLoader to Page

third_party/WebKit/Source/core/loader/FrameLoader.cpp

Index: third_party/WebKit/Source/core/loader/FrameLoader.cpp
diff --git a/third_party/WebKit/Source/core/loader/FrameLoader.cpp b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
index 59426dd8146ebbc2ff770d250539ebfa8f54c7a1..86e0bd9574653dbdf768741d4e7d807eb8d20037 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.cpp
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
@@ -231,8 +231,11 @@ void FrameLoader::init() {
   // Self-suspend if created in an already suspended Page. Note that both
   // startLoadingMainResource() and cancelParsing() may have already detached
   // the frame, since they both fire JS events.
-  if (m_frame->page() && m_frame->page()->suspended())
+  if (m_frame->page() && m_frame->page()->suspended()) {
+    m_provisionalDocumentLoader->fetcher()->setDefersLoading(true);
+    m_frame->document()->suspendScheduledTasks();
     setDefersLoading(true);
+  }
   takeObjectSnapshot();
 }
 
@@ -244,14 +247,6 @@ void FrameLoader::setDefersLoading(bool defers) {
   if (m_provisionalDocumentLoader)
     m_provisionalDocumentLoader->fetcher()->setDefersLoading(defers);
 
-  if (Document* document = m_frame->document()) {
-    document->fetcher()->setDefersLoading(defers);
-    if (defers)
-      document->suspendScheduledTasks();
-    else
-      document->resumeScheduledTasks();
-  }
-
   if (!defers) {
     if (m_deferredHistoryLoad) {
       load(FrameLoadRequest(nullptr, m_deferredHistoryLoad->m_request),