With moving fling to the browser, the layouttest coverage for flinging is not useful anymore since the event sender dispatches the events to the main thread directly rather than injecting them in the browser process.

This bug tracks the layout tests that are failing after removing the dead fling handling logic from the renderer:

* fast/events/touch/gesture/gesture-scrollbar-fling.html
* fast/events/touch/gesture/pad-gesture-cancel.html
* fast/events/touch/gesture/pad-gesture-fling.html
* fast/events/touch/gesture/touch-gesture-fling-with-page-scale.html
* fast/events/wheel/mainthread-touchpad-fling-latching.html
* fast/events/wheel/wheel-fling-cancel.html
* virtual/mouseevent_fractional/fast/events/touch/gesture/gesture-scrollbar-fling.html
* virtual/mouseevent_fractional/fast/events/touch/gesture/pad-gesture-cancel.html
* virtual/mouseevent_fractional/fast/events/touch/gesture/pad-gesture-fling.html
* virtual/mouseevent_fractional/fast/events/touch/gesture/touch-gesture-fling-with-page-scale.html
* virtual/mouseevent_fractional/fast/events/wheel/mainthread-touchpad-fling-latching.html
* virtual/mouseevent_fractional/fast/events/wheel/wheel-fling-cancel.html
* virtual/scroll_customization/fast/events/touch/gesture/gesture-scrollbar-fling.html
* virtual/scroll_customization/fast/events/touch/gesture/pad-gesture-cancel.html
* virtual/scroll_customization/fast/events/touch/gesture/pad-gesture-fling.html
* virtual/scroll_customization/fast/events/touch/gesture/touch-gesture-fling-with-page-scale.html
* virtual/scroll_customization/fast/scroll-behavior/scroll-customization/touch-scroll-customization.html
* virtual/user-activation-v2/fast/events/touch/gesture/gesture-scrollbar-fling.html
* virtual/user-activation-v2/fast/events/touch/gesture/pad-gesture-cancel.html
* virtual/user-activation-v2/fast/events/touch/gesture/pad-gesture-fling.html
* virtual/user-activation-v2/fast/events/touch/gesture/touch-gesture-fling-with-page-scale.html
* virtual/user-activation-v2/fast/events/wheel/mainthread-touchpad-fling-latching.html
* virtual/user-activation-v2/fast/events/wheel/wheel-fling-cancel.html
* virtual/wheelscrolllatching/fast/events/wheel/mainthread-touchpad-fling-latching.html
* virtual/wheelscrolllatching/fast/events/wheel/wheel-fling-cancel.html