The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/e6d81f47c871e49bb60ab45804dcb11e7c801667

commit e6d81f47c871e49bb60ab45804dcb11e7c801667
Author: Sahel Sharify <sahel@chromium.org>
Date: Wed Jul 11 20:40:26 2018

Clean up wheel scroll latching and async wheel events flags.

This cl removes the wheel scroll latching and async wheel event flags
which have been enabled by default since M65.

Bug:  859171 
Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_layout_tests_layout_ng;luci.chromium.try:linux_layout_tests_slimming_paint_v2;master.tryserver.blink:linux_trusty_blink_rel
Change-Id: I9597a055774fe3d38f15444e41c0236ed564a3a9
Reviewed-on: https://chromium-review.googlesource.com/1121057
Commit-Queue: Sahel Sharify <sahel@chromium.org>
Reviewed-by: Pavel Feldman <pfeldman@chromium.org>
Reviewed-by: Andrey Kosyakov <caseq@chromium.org>
Reviewed-by: Ken Buchanan <kenrb@chromium.org>
Reviewed-by: danakj <danakj@chromium.org>
Reviewed-by: Kevin McNee <mcnee@chromium.org>
Reviewed-by: Timothy Dresser <tdresser@chromium.org>
Reviewed-by: David Bokan <bokan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#574316}
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/cc/input/input_handler.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/cc/trees/layer_tree_host_impl.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/cc/trees/layer_tree_host_impl.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/cc/trees/layer_tree_host_impl_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/cc/trees/layer_tree_host_unittest_scroll.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/chrome/browser/about_flags.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/chrome/browser/apps/guest_view/web_view_browsertest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/chrome/browser/flag_descriptions.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/chrome/browser/flag_descriptions.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/devtools/protocol/input_handler.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/frame_host/cross_process_frame_connector.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/pointer_lock_browsertest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/fling_controller.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/fling_controller.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/fling_controller_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/input_router_impl.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/input_router_impl.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/input_router_impl_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/mouse_wheel_event_queue.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/mouse_wheel_event_queue.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/mouse_wheel_event_queue_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/mouse_wheel_phase_handler.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/input/wheel_scroll_latching_browsertest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/overscroll_controller.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/overscroll_controller.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_impl.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_input_event_router.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_input_event_router.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_android.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_aura_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_base.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_base.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_child_frame.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_child_frame.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_child_frame_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_event_handler.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_mac.mm
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/renderer_host/render_widget_host_view_mac_unittest.mm
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/site_per_process_browsertest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/site_per_process_hit_test_browsertest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/browser/site_per_process_mac_browsertest.mm
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/child/runtime_features.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/public/common/content_features.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/public/common/content_features.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/content/renderer/input/widget_input_handler_manager.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/testing/buildbot/filters/fuchsia.content_unittests.filter
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/testing/buildbot/filters/mash.browser_tests.filter
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/WebKit/LayoutTests/FlagExpectations/enable-blink-features=LayoutNG
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/WebKit/LayoutTests/FlagExpectations/enable-blink-gen-property-trees
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/WebKit/LayoutTests/FlagExpectations/enable-slimming-paint-v2
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/WebKit/LayoutTests/TestExpectations
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/WebKit/LayoutTests/VirtualTestSuites
[delete] https://crrev.com/0088cd120e9b1edfc64f7c2732f64341db6a692d/third_party/WebKit/LayoutTests/virtual/wheelscrolllatching/fast/compositor-wheel-scroll-latching/animated-scroll/README.txt
[delete] https://crrev.com/0088cd120e9b1edfc64f7c2732f64341db6a692d/third_party/WebKit/LayoutTests/virtual/wheelscrolllatching/fast/compositor-wheel-scroll-latching/non-animated-scroll/README.txt
[delete] https://crrev.com/0088cd120e9b1edfc64f7c2732f64341db6a692d/third_party/WebKit/LayoutTests/virtual/wheelscrolllatching/fast/events/wheel/README.txt
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/blink/public/platform/web_gesture_event.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/blink/public/platform/web_runtime_features.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/blink/renderer/core/input/mouse_wheel_event_manager.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/third_party/blink/renderer/platform/exported/web_runtime_features.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/compositor/overscroll/scroll_input_handler.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/events/blink/input_handler_proxy.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/events/blink/input_handler_proxy.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/events/blink/input_handler_proxy_client.h
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/events/blink/input_handler_proxy_unittest.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/events/blink/web_input_event_traits.cc
[modify] https://crrev.com/e6d81f47c871e49bb60ab45804dcb11e7c801667/ui/events/blink/web_input_event_traits.h

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/e69a4fba1347a9ebaa2d2d80db6e20e0572acf0a

commit e69a4fba1347a9ebaa2d2d80db6e20e0572acf0a
Author: Kevin McNee <mcnee@chromium.org>
Date: Thu Nov 22 20:09:51 2018

Clean up stale references to scroll latching flags

The flags were removed in
https://chromium.googlesource.com/chromium/src/+/e6d81f47c871e49bb60ab45804dcb11e7c801667

Bug:  859171 
Change-Id: I09b1d9e4b39e370da2efeb5ef076886cbe38296d
Reviewed-on: https://chromium-review.googlesource.com/c/1342657
Reviewed-by: Sahel Sharify <sahel@chromium.org>
Reviewed-by: Robert Kaplow <rkaplow@chromium.org>
Reviewed-by: David Bokan <bokan@chromium.org>
Commit-Queue: Kevin McNee <mcnee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#610479}
[modify] https://crrev.com/e69a4fba1347a9ebaa2d2d80db6e20e0572acf0a/testing/variations/fieldtrial_testing_config.json
[modify] https://crrev.com/e69a4fba1347a9ebaa2d2d80db6e20e0572acf0a/third_party/WebKit/LayoutTests/TestExpectations
[modify] https://crrev.com/e69a4fba1347a9ebaa2d2d80db6e20e0572acf0a/third_party/blink/renderer/platform/runtime_enabled_features.json5