Use float for scroll offset.

third_party/WebKit/Source/core/layout/LayoutBoxModelObjectTest.cpp

Index: third_party/WebKit/Source/core/layout/LayoutBoxModelObjectTest.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBoxModelObjectTest.cpp b/third_party/WebKit/Source/core/layout/LayoutBoxModelObjectTest.cpp
index e092185b20439e26b00511898cc5742b8f720cb2..003480c82e4b2798f5180c2e68af8c4ec3c87286 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBoxModelObjectTest.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBoxModelObjectTest.cpp
@@ -42,9 +42,9 @@ TEST_F(LayoutBoxModelObjectTest, StickyPositionConstraints) {
   LayoutBoxModelObject* scroller =
       toLayoutBoxModelObject(getLayoutObjectByElementId("scroller"));
   PaintLayerScrollableArea* scrollableArea = scroller->getScrollableArea();
-  scrollableArea->scrollToOffsetFromOrigin(
-      DoubleSize(scrollableArea->offsetFromOrigin().width(), 50));
-  ASSERT_EQ(50.0, scrollableArea->offsetFromOrigin().height());
+  scrollableArea->scrollToAbsolutePosition(
+      FloatPoint(scrollableArea->scrollOffsetInt().width(), 50));
+  ASSERT_EQ(50.0, scrollableArea->absolutePosition().y());
   LayoutBoxModelObject* sticky =
       toLayoutBoxModelObject(getLayoutObjectByElementId("sticky"));
   sticky->updateStickyPositionConstraints();
@@ -78,10 +78,10 @@ TEST_F(LayoutBoxModelObjectTest, StickyPositionTransforms) {
       "id='sticky'></div></div><div class='spacer'></div></div>");
   LayoutBoxModelObject* scroller =
       toLayoutBoxModelObject(getLayoutObjectByElementId("scroller"));
-  DoubleSize newOffset(
-      scroller->getScrollableArea()->offsetFromOrigin().width(), 50);
-  scroller->getScrollableArea()->scrollToOffsetFromOrigin(newOffset);
-  ASSERT_EQ(50.0, scroller->getScrollableArea()->offsetFromOrigin().height());
+  PaintLayerScrollableArea* scrollableArea = scroller->getScrollableArea();
+  scrollableArea->scrollToAbsolutePosition(
+      FloatPoint(scrollableArea->scrollOffsetInt().width(), 50));
+  ASSERT_EQ(50.0, scrollableArea->absolutePosition().y());
   LayoutBoxModelObject* sticky =
       toLayoutBoxModelObject(getLayoutObjectByElementId("sticky"));
   sticky->updateStickyPositionConstraints();
@@ -116,9 +116,9 @@ TEST_F(LayoutBoxModelObjectTest, StickyPositionPercentageStyles) {
   LayoutBoxModelObject* scroller =
       toLayoutBoxModelObject(getLayoutObjectByElementId("scroller"));
   PaintLayerScrollableArea* scrollableArea = scroller->getScrollableArea();
-  scrollableArea->scrollToOffsetFromOrigin(
-      DoubleSize(scrollableArea->offsetFromOrigin().width(), 50));
-  ASSERT_EQ(50.0, scrollableArea->offsetFromOrigin().height());
+  scrollableArea->scrollToAbsolutePosition(
+      FloatPoint(scrollableArea->absolutePosition().x(), 50));
+  ASSERT_EQ(50.0, scrollableArea->absolutePosition().y());
   LayoutBoxModelObject* sticky =
       toLayoutBoxModelObject(getLayoutObjectByElementId("sticky"));
   sticky->updateStickyPositionConstraints();
@@ -150,9 +150,9 @@ TEST_F(LayoutBoxModelObjectTest, StickyPositionContainerIsScroller) {
   LayoutBoxModelObject* scroller =
       toLayoutBoxModelObject(getLayoutObjectByElementId("scroller"));
   PaintLayerScrollableArea* scrollableArea = scroller->getScrollableArea();
-  scrollableArea->scrollToOffsetFromOrigin(
-      DoubleSize(scrollableArea->offsetFromOrigin().width(), 50));
-  ASSERT_EQ(50.0, scrollableArea->offsetFromOrigin().height());
+  scrollableArea->scrollToAbsolutePosition(
+      FloatPoint(scrollableArea->absolutePosition().x(), 50));
+  ASSERT_EQ(50.0, scrollableArea->absolutePosition().y());
   LayoutBoxModelObject* sticky =
       toLayoutBoxModelObject(getLayoutObjectByElementId("sticky"));
   sticky->updateStickyPositionConstraints();
@@ -185,9 +185,9 @@ TEST_F(LayoutBoxModelObjectTest, StickyPositionAnonymousContainer) {
   LayoutBoxModelObject* scroller =
       toLayoutBoxModelObject(getLayoutObjectByElementId("scroller"));
   PaintLayerScrollableArea* scrollableArea = scroller->getScrollableArea();
-  scrollableArea->scrollToOffsetFromOrigin(
-      DoubleSize(scrollableArea->offsetFromOrigin().width(), 50));
-  ASSERT_EQ(50.0, scrollableArea->offsetFromOrigin().height());
+  scrollableArea->scrollToAbsolutePosition(
+      FloatPoint(scrollableArea->absolutePosition().x(), 50));
+  ASSERT_EQ(50.0, scrollableArea->absolutePosition().y());
   LayoutBoxModelObject* sticky =
       toLayoutBoxModelObject(getLayoutObjectByElementId("sticky"));
   sticky->updateStickyPositionConstraints();