Use float for scroll offset.

third_party/WebKit/Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 217 matching lines @@
   ASSERT(page);
 
   if (!sFeaturesBackup)
     sFeaturesBackup = new RuntimeEnabledFeatures::Backup;
   sFeaturesBackup->restore();
   page->setIsCursorVisible(true);
   page->setPageScaleFactor(1);
   page->deprecatedLocalMainFrame()
       ->view()
       ->layoutViewportScrollableArea()
-      ->setScrollPosition(IntPoint(0, 0), ProgrammaticScroll);
+      ->setScrollOffset(ScrollOffset(), ProgrammaticScroll);
   overrideUserPreferredLanguages(Vector<AtomicString>());
   if (!page->deprecatedLocalMainFrame()
            ->spellChecker()
            .isSpellCheckingEnabled())
     page->deprecatedLocalMainFrame()
         ->spellChecker()
         .toggleSpellCheckingEnabled();
   if (page->deprecatedLocalMainFrame()->editor().isOverwriteModeEnabled())
     page->deprecatedLocalMainFrame()->editor().toggleOverwriteModeEnabled();
 
@@ skipping 795 matching lines @@
   if (!document->view()) {
     exceptionState.throwDOMException(InvalidAccessError,
                                      "The document provided is invalid.");
     return;
   }
 
   FrameView* frameView = document->view();
   bool scrollbarsSuppressedOldValue = frameView->scrollbarsSuppressed();
 
   frameView->setScrollbarsSuppressed(false);
-  frameView->updateScrollPositionFromInternals(IntPoint(x, y));
+  frameView->updateScrollOffsetFromInternals(IntSize(x, y));
   frameView->setScrollbarsSuppressed(scrollbarsSuppressedOldValue);
 }
 
 String Internals::viewportAsText(Document* document,
                                  float,
                                  int availableWidth,
                                  int availableHeight,
                                  ExceptionState& exceptionState) {
   ASSERT(document);
   if (!document->page()) {
@@ skipping 1821 matching lines @@
 }
 
 int Internals::visualViewportWidth() {
   if (!frame())
     return 0;
 
   return expandedIntSize(frame()->host()->visualViewport().visibleRect().size())
       .width();
 }
 
-double Internals::visualViewportScrollX() {
+float Internals::visualViewportScrollX() {
   if (!frame())
     return 0;
 
-  return frame()->view()->getScrollableArea()->scrollPositionDouble().x();
+  return frame()->view()->getScrollableArea()->scrollOffset().width();
 }
 
-double Internals::visualViewportScrollY() {
+float Internals::visualViewportScrollY() {
   if (!frame())
     return 0;
 
-  return frame()->view()->getScrollableArea()->scrollPositionDouble().y();
+  return frame()->view()->getScrollableArea()->scrollOffset().height();
 }
 
 ValueIterable<int>::IterationSource* Internals::startIteration(
     ScriptState*,
     ExceptionState&) {
   return new InternalsIterationSource();
 }
 
 bool Internals::isUseCounted(Document* document, int useCounterId) {
   if (useCounterId < 0 || useCounterId >= UseCounter::NumberOfFeatures)
@@ skipping 89 matching lines @@
     return ClientRect::create();
 
   return ClientRect::create(FloatRect(node->layoutObject()->visualRect()));
 }
 
 void Internals::crash() {
   CHECK(false) << "Intentional crash";
 }
 
 }  // namespace blink