cc: Remove all remaining use of WebCore Rect/Point/Size types from the compositor.

cc/scrollbar_animation_controller_linear_fade.cc

Index: cc/scrollbar_animation_controller_linear_fade.cc
diff --git a/cc/scrollbar_animation_controller_linear_fade.cc b/cc/scrollbar_animation_controller_linear_fade.cc
index 6d721bf23864f785141e55231031c06466ebc674..0b3870c2abb49495c2400584d1244eaba1dfdb88 100644
--- a/cc/scrollbar_animation_controller_linear_fade.cc
+++ b/cc/scrollbar_animation_controller_linear_fade.cc
@@ -51,10 +51,10 @@ void ScrollbarAnimationControllerLinearFade::didPinchGestureEndAtTime(double mon
 
 void ScrollbarAnimationControllerLinearFade::updateScrollOffsetAtTime(LayerImpl* scrollLayer, double monotonicTime)
 {
-    FloatPoint previousPos = currentPos();
+    gfx::Vector2dF previousPos = currentOffset();
     ScrollbarAnimationController::updateScrollOffsetAtTime(scrollLayer, monotonicTime);
 
-    if (previousPos == currentPos())
+    if (previousPos == currentOffset())
         return;
 
     m_lastAwakenTime = monotonicTime;