The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/40851ea14cb7873c2178d76703886313e3806aed

commit 40851ea14cb7873c2178d76703886313e3806aed
Author: chaopeng <chaopeng@chromium.org>
Date: Thu Aug 24 21:36:54 2017

Move scrollbar related tests in WebFrameTest to ScrollbarsTest.

Following tests Moved:

ParameterizedWebFrameTest_scrollbarIsNotHandlingTouchpadScroll
ParameterizedWebFrameTest_HidingScrollbarsOnScrollableAreaDisablesScrollbars
ParameterizedWebFrameTest_MouseOverScrollbarInCustomCursorElement
ParameterizedWebFrameTest_MouseOverLinkAndOverlayScrollbar
ParameterizedWebFrameTest_MouseOverCustomScrollbar
ParameterizedWebFrameTest_MouseOverScrollbarAndIFrame
ParameterizedWebFrameTest_MouseOverScrollbarAndParentElement
ParameterizedWebFrameTest_MouseOverRootScrollbar
ParameterizedWebFrameTest_MouseReleaseUpdatesScrollbarHoveredPart
ParameterizedWebFrameTest_CustomScrollbarInOverlayScrollbarThemeWillNotCauseDCHECKFails
ParameterizedWebFrameTest_DISABLE_ON_TSAN_TestNonCompositedOverlayScrollbarsFade

Bug:  754533 
Change-Id: Idd65255ee4104ff49b3a8b0d687ccb6e6e2771a3
Reviewed-on: https://chromium-review.googlesource.com/634143
Commit-Queue: Jianpeng Chao <chaopeng@chromium.org>
Reviewed-by: Philip Rogers <pdr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#497196}
[modify] https://crrev.com/40851ea14cb7873c2178d76703886313e3806aed/third_party/WebKit/Source/core/exported/WebFrameTest.cpp
[modify] https://crrev.com/40851ea14cb7873c2178d76703886313e3806aed/third_party/WebKit/Source/core/layout/ScrollbarsTest.cpp
[delete] https://crrev.com/9fab4ea8614c6b5da5bb3d6cc20a3f64a057a961/third_party/WebKit/Source/core/testing/data/custom-scrollbar-dcheck-failed-when-paint-scroll-corner.html
[delete] https://crrev.com/9fab4ea8614c6b5da5bb3d6cc20a3f64a057a961/third_party/WebKit/Source/core/testing/data/custom-scrollbar-hover.html
[delete] https://crrev.com/9fab4ea8614c6b5da5bb3d6cc20a3f64a057a961/third_party/WebKit/Source/core/testing/data/hover-root-scrollbar.html
[delete] https://crrev.com/9fab4ea8614c6b5da5bb3d6cc20a3f64a057a961/third_party/WebKit/Source/core/testing/data/scrollbar-and-element-hover.html
[delete] https://crrev.com/9fab4ea8614c6b5da5bb3d6cc20a3f64a057a961/third_party/WebKit/Source/core/testing/data/scrollbar-and-iframe-hover.html
[delete] https://crrev.com/9fab4ea8614c6b5da5bb3d6cc20a3f64a057a961/third_party/WebKit/Source/core/testing/data/scrollbar-in-custom-cursor-element.html