EventSender<T> singletons are better off on the Oilpan heap.

third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp

Index: third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
diff --git a/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp b/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
index f66c9cc3937ae49e0d420ce04742ddb961396488..2f4c6b338876ab592123f9a37c06fff7e66ad0e6 100644
--- a/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
+++ b/third_party/WebKit/Source/core/svg/animation/SVGSMILElement.cpp
@@ -81,26 +81,26 @@ inline RepeatEvent* toRepeatEvent(Event* event)
 
 static SMILEventSender& smilEndEventSender()
 {
-    DEFINE_STATIC_LOCAL(SMILEventSender, sender, (EventTypeNames::endEvent));
-    return sender;
+    DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<SMILEventSender>, sender, (SMILEventSender::create(EventTypeNames::endEvent)));
+    return *sender;
 }
 
 static SMILEventSender& smilBeginEventSender()
 {
-    DEFINE_STATIC_LOCAL(SMILEventSender, sender, (EventTypeNames::beginEvent));
-    return sender;
+    DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<SMILEventSender>, sender, (SMILEventSender::create(EventTypeNames::beginEvent)));
+    return *sender;
 }
 
 static SMILEventSender& smilRepeatEventSender()
 {
-    DEFINE_STATIC_LOCAL(SMILEventSender, sender, (EventTypeNames::repeatEvent));
-    return sender;
+    DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<SMILEventSender>, sender, (SMILEventSender::create(EventTypeNames::repeatEvent)));
+    return *sender;
 }
 
 static SMILEventSender& smilRepeatNEventSender()
 {
-    DEFINE_STATIC_LOCAL(SMILEventSender, sender, (AtomicString("repeatn", AtomicString::ConstructFromLiteral)));
-    return sender;
+    DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<SMILEventSender>, sender, (SMILEventSender::create(AtomicString("repeatn", AtomicString::ConstructFromLiteral))));
+    return *sender;
 }
 
 // This is used for duration type time values that can't be negative.
@@ -206,12 +206,10 @@ SVGSMILElement::~SVGSMILElement()
 {
 #if !ENABLE(OILPAN)
     clearResourceAndEventBaseReferences();
-#endif
     smilEndEventSender().cancelEvent(this);
     smilBeginEventSender().cancelEvent(this);
     smilRepeatEventSender().cancelEvent(this);
     smilRepeatNEventSender().cancelEvent(this);
-#if !ENABLE(OILPAN)
     clearConditions();
 
     unscheduleIfScheduled();