[DevTools] Added public method for async execution of scripts

Source/core/frame/DOMTimer.cpp

Index: Source/core/frame/DOMTimer.cpp
diff --git a/Source/core/frame/DOMTimer.cpp b/Source/core/frame/DOMTimer.cpp
index 0d3af80cda998f6c3577f0684172e31768b8487d..4a7dc908369755c5ed95b10aa7cdfad3d2f92015 100644
--- a/Source/core/frame/DOMTimer.cpp
+++ b/Source/core/frame/DOMTimer.cpp
@@ -68,7 +68,7 @@ double DOMTimer::visiblePageAlignmentInterval()
     return 0;
 }
 
-int DOMTimer::install(ExecutionContext* context, PassOwnPtr<ScheduledAction> action, int timeout, bool singleShot)
+int DOMTimer::install(ExecutionContext* context, PassOwnPtr<ScheduledActionBase> action, int timeout, bool singleShot)
 {
     int timeoutID = context->installNewTimeout(action, timeout, singleShot);
     TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "TimerInstall", "data", InspectorTimerInstallEvent::data(context, timeoutID, timeout, singleShot));
@@ -89,7 +89,7 @@ void DOMTimer::removeByID(ExecutionContext* context, int timeoutID)
     InspectorInstrumentation::didRemoveTimer(context, timeoutID);
 }
 
-DOMTimer::DOMTimer(ExecutionContext* context, PassOwnPtr<ScheduledAction> action, int interval, bool singleShot, int timeoutID)
+DOMTimer::DOMTimer(ExecutionContext* context, PassOwnPtr<ScheduledActionBase> action, int interval, bool singleShot, int timeoutID)
     : SuspendableTimer(context)
     , m_timeoutID(timeoutID)
     , m_nestingLevel(timerNestingLevel + 1)
@@ -150,7 +150,7 @@ void DOMTimer::fired()
     WTF_LOG(Timers, "DOMTimer::fired: m_timeoutID = %d, one-shot, m_action = %p", m_timeoutID, m_action.get());
 
     // Delete timer before executing the action for one-shot timers.
-    OwnPtr<ScheduledAction> action = m_action.release();
+    OwnPtr<ScheduledActionBase> action = m_action.release();
 
     // This timer is being deleted; no access to member variables allowed after this point.
     context->removeTimeoutByID(m_timeoutID);