Revert of Eagerly dispose of ScheduledActions.

third_party/WebKit/Source/bindings/core/v8/ScheduledAction.cpp

Index: third_party/WebKit/Source/bindings/core/v8/ScheduledAction.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ScheduledAction.cpp b/third_party/WebKit/Source/bindings/core/v8/ScheduledAction.cpp
index f0c1db8d9b36888368e3114af066449d64f0a572..403c3d14ba72dfbed30bcb54ea92f4982612322a 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ScheduledAction.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ScheduledAction.cpp
@@ -61,17 +61,7 @@
   visitor->trace(m_code);
 }
 
-ScheduledAction::~ScheduledAction() {
-  // Verify that owning DOMTimer has eagerly disposed.
-  DCHECK(m_info.IsEmpty());
-}
-
-void ScheduledAction::dispose() {
-  m_code.dispose();
-  m_info.Clear();
-  m_function.clear();
-  m_scriptState.clear();
-}
+ScheduledAction::~ScheduledAction() {}
 
 void ScheduledAction::execute(ExecutionContext* context) {
   if (context->isDocument()) {