This PR fixes an issue where the scroll delta of ScrollPane incorrectly depends on the size of its content. This leads to extremely slow scrolling when the content is only slightly larger than the ScrollPane.
------------- Commit messages: - Fixed scrolling speed for ScrollPaneSkin - failing test Changes: https://git.openjdk.java.net/jfx/pull/660/files Webrev: https://webrevs.openjdk.java.net/?repo=jfx&pr=660&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8276313 Stats: 52 lines in 2 files changed: 49 ins; 0 del; 3 mod Patch: https://git.openjdk.java.net/jfx/pull/660.diff Fetch: git fetch https://git.openjdk.java.net/jfx pull/660/head:pull/660 PR: https://git.openjdk.java.net/jfx/pull/660
