Revert of [SVG] Implement 'discard' element

Source/core/svg/animation/SMILTimeContainer.cpp

Index: Source/core/svg/animation/SMILTimeContainer.cpp
diff --git a/Source/core/svg/animation/SMILTimeContainer.cpp b/Source/core/svg/animation/SMILTimeContainer.cpp
old mode 100755
new mode 100644
index 6c9a9b8b40f4a01eb699ee59466db87aa21f6085..4c5510cc4f6fbc270914c4ce41413a2bbb9f36d5
--- a/Source/core/svg/animation/SMILTimeContainer.cpp
+++ b/Source/core/svg/animation/SMILTimeContainer.cpp
@@ -54,8 +54,6 @@
 
 SMILTimeContainer::~SMILTimeContainer()
 {
-    m_timer.stop();
-    ASSERT(!m_timer.isActive());
 #ifndef NDEBUG
     ASSERT(!m_preventScheduledAnimationsChanges);
 #endif
@@ -266,7 +264,7 @@
     m_preventScheduledAnimationsChanges = true;
 #endif
 
-    Vector<RefPtr<SVGSMILElement> >  animationsToApply;
+    AnimationsVector animationsToApply;
     GroupedAnimationsMap::iterator end = m_scheduledAnimations.end();
     for (GroupedAnimationsMap::iterator it = m_scheduledAnimations.begin(); it != end; ++it) {
         AnimationsVector* scheduled = it->value.get();
@@ -323,22 +321,6 @@
 #endif
 
     startTimer(earliestFireTime, animationFrameDelay);
-
-    for (unsigned i = 0; i < animationsToApplySize; ++i) {
-        if (animationsToApply[i]->inDocument() && animationsToApply[i]->isSVGDiscardElement()) {
-            RefPtr<SVGSMILElement> animDiscard = animationsToApply[i];
-            RefPtr<SVGElement> targetElement = animDiscard->targetElement();
-            if (targetElement && targetElement->inDocument()) {
-                targetElement->remove(IGNORE_EXCEPTION);
-                ASSERT(!targetElement->inDocument());
-            }
-
-            if (animDiscard->inDocument()) {
-                animDiscard->remove(IGNORE_EXCEPTION);
-                ASSERT(!animDiscard->inDocument());
-            }
-        }
-    }
-}
-
-}
+}
+
+}