Revert 172810 "Add a "forwarded" flag to usergesture tokens."

trunk/Source/core/frame/DOMTimer.cpp

Index: trunk/Source/core/frame/DOMTimer.cpp
===================================================================
--- trunk/Source/core/frame/DOMTimer.cpp	(revision 173444)
+++ trunk/Source/core/frame/DOMTimer.cpp	(working copy)
@@ -53,8 +53,7 @@
 {
     return UserGestureIndicator::processingUserGesture()
         && interval <= maxIntervalForUserGestureForwarding
-        && nestingLevel == 1
-        && !UserGestureIndicator::currentToken()->wasForwarded();
+        && nestingLevel == 1; // Gestures should not be forwarded to nested timers.
 }
 
 double DOMTimer::hiddenPageAlignmentInterval()
@@ -123,8 +122,6 @@
     timerNestingLevel = m_nestingLevel;
     ASSERT(!context->activeDOMObjectsAreSuspended());
     // Only the first execution of a multi-shot timer should get an affirmative user gesture indicator.
-    if (m_userGestureToken)
-        m_userGestureToken->setForwarded();
     UserGestureIndicator gestureIndicator(m_userGestureToken.release());
 
     TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "TimerFire", "data", InspectorTimerFireEvent::data(context, m_timeoutID));