[SVG2] Add getters and setters to SVG*List interfaces.

Source/core/svg/SVGPointList.cpp

Index: Source/core/svg/SVGPointList.cpp
diff --git a/Source/core/svg/SVGPointList.cpp b/Source/core/svg/SVGPointList.cpp
index 3b1e3e29ce0d691130dd59ec6d6261d9a8ea4c5e..09e01a4e3eca8f4016abc9a0654c5674abebdc9a 100644
--- a/Source/core/svg/SVGPointList.cpp
+++ b/Source/core/svg/SVGPointList.cpp
@@ -136,10 +136,10 @@ void SVGPointList::add(PassRefPtr<NewSVGPropertyBase> other, SVGElement* context
 {
     RefPtr<SVGPointList> otherList = toSVGPointList(other);
 
-    if (numberOfItems() != otherList->numberOfItems())
+    if (length() != otherList->length())
         return;
 
-    for (size_t i = 0; i < numberOfItems(); ++i)
+    for (size_t i = 0; i < length(); ++i)
         at(i)->setValue(at(i)->value() + otherList->at(i)->value());
 }
 
@@ -149,12 +149,12 @@ bool SVGPointList::adjustFromToListValues(PassRefPtr<SVGPointList> passFromList,
     RefPtr<SVGPointList> toList = passToList;
 
     // If no 'to' value is given, nothing to animate.
-    size_t toListSize = toList->numberOfItems();
+    size_t toListSize = toList->length();
     if (!toListSize)
         return false;
 
     // If the 'from' value is given and it's length doesn't match the 'to' value list length, fallback to a discrete animation.
-    size_t fromListSize = fromList->numberOfItems();
+    size_t fromListSize = fromList->length();
     if (fromListSize != toListSize && fromListSize) {
         if (percentage < 0.5) {
             if (!isToAnimation)
@@ -167,8 +167,8 @@ bool SVGPointList::adjustFromToListValues(PassRefPtr<SVGPointList> passFromList,
     }
 
     ASSERT(!fromListSize || fromListSize == toListSize);
-    if (resizeAnimatedListIfNeeded && numberOfItems() < toListSize) {
-        size_t paddingCount = toListSize - numberOfItems();
+    if (resizeAnimatedListIfNeeded && length() < toListSize) {
+        size_t paddingCount = toListSize - length();
         for (size_t i = 0; i < paddingCount; ++i)
             append(SVGPoint::create());
     }
@@ -182,9 +182,9 @@ void SVGPointList::calculateAnimatedValue(SVGAnimationElement* animationElement,
     RefPtr<SVGPointList> toList = toSVGPointList(toValue);
     RefPtr<SVGPointList> toAtEndOfDurationList = toSVGPointList(toAtEndOfDurationValue);
 
-    size_t fromPointListSize = fromList->numberOfItems();
-    size_t toPointListSize = toList->numberOfItems();
-    size_t toAtEndOfDurationListSize = toAtEndOfDurationList->numberOfItems();
+    size_t fromPointListSize = fromList->length();
+    size_t toPointListSize = toList->length();
+    size_t toAtEndOfDurationListSize = toAtEndOfDurationList->length();
 
     if (!adjustFromToListValues(fromList, toList, percentage, animationElement->animationMode() == ToAnimation, true))
         return;