Replace various ScrollableArea scroll methods with setScrollPosition

Source/core/frame/LocalDOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 1117 matching lines @@
     FrameView* view = frame()->view();
     if (!view)
         return;
 
     x = ScrollableArea::normalizeNonFiniteScroll(x);
     y = ScrollableArea::normalizeNonFiniteScroll(y);
 
     DoublePoint currentOffset = view->scrollableArea()->scrollPositionDouble();
     DoubleSize scaledDelta(x * frame()->pageZoomFactor(), y * frame()->pageZoomFactor());
 
-    view->scrollableArea()->setScrollPosition(currentOffset + scaledDelta, scrollBehavior);
+    view->scrollableArea()->setScrollPosition(currentOffset + scaledDelta, ProgrammaticScroll, scrollBehavior);
 }
 
 void LocalDOMWindow::scrollBy(const ScrollToOptions& scrollToOptions) const
 {
     double x = 0.0;
     double y = 0.0;
     if (scrollToOptions.hasLeft())
         x = scrollToOptions.left();
     if (scrollToOptions.hasTop())
         y = scrollToOptions.top();
@@ skipping 13 matching lines @@
 
     x = ScrollableArea::normalizeNonFiniteScroll(x);
     y = ScrollableArea::normalizeNonFiniteScroll(y);
 
     // It is only necessary to have an up-to-date layout if the position may be clamped,
     // which is never the case for (0, 0).
     if (x || y)
         document()->updateLayoutIgnorePendingStylesheets();
 
     DoublePoint layoutPos(x * frame()->pageZoomFactor(), y * frame()->pageZoomFactor());
-    view->scrollableArea()->setScrollPosition(layoutPos, ScrollBehaviorAuto);
+    view->scrollableArea()->setScrollPosition(layoutPos, ProgrammaticScroll, ScrollBehaviorAuto);
 }
 
 void LocalDOMWindow::scrollTo(const ScrollToOptions& scrollToOptions) const
 {
     if (!isCurrentlyDisplayedInFrame())
         return;
 
     FrameView* view = frame()->view();
     if (!view)
         return;
@@ skipping 15 matching lines @@
     scaledY = currentOffset.y();
 
     if (scrollToOptions.hasLeft())
         scaledX = ScrollableArea::normalizeNonFiniteScroll(scrollToOptions.left()) * frame()->pageZoomFactor();
 
     if (scrollToOptions.hasTop())
         scaledY = ScrollableArea::normalizeNonFiniteScroll(scrollToOptions.top()) * frame()->pageZoomFactor();
 
     ScrollBehavior scrollBehavior = ScrollBehaviorAuto;
     ScrollableArea::scrollBehaviorFromString(scrollToOptions.behavior(), scrollBehavior);
-    view->scrollableArea()->setScrollPosition(DoublePoint(scaledX, scaledY), scrollBehavior);
+    view->scrollableArea()->setScrollPosition(DoublePoint(scaledX, scaledY), ProgrammaticScroll, scrollBehavior);
 }
 
 void LocalDOMWindow::moveBy(int x, int y, bool hasX, bool hasY) const
 {
     if (!hasX || !hasY)
         UseCounter::count(document(), UseCounter::WindowMoveResizeMissingArguments);
 
     if (!frame() || !frame()->isMainFrame())
         return;
 
@@ skipping 294 matching lines @@
     DOMWindow::trace(visitor);
     DOMWindowLifecycleNotifier::trace(visitor);
 }
 
 LocalFrame* LocalDOMWindow::frame() const
 {
     return m_frameObserver->frame();
 }
 
 } // namespace blink