Robuta

https://codereview.chromium.org/660663002/patch/60001/70026 content/public/test/test_renderer_host.h - Issue 660663002: Clear pending events upon main frame... https://codereview.chromium.org/660663002/diff/60001/content/browser/renderer_host/input/input_router.h?context=10&column_width=80&tab_spaces=8 content/browser/renderer_host/input/input_router.h - Issue 660663002: Clear pending events upon... https://codereview.chromium.org/660663002/patch/60001/70028 ui/events/gesture_detection/filtered_gesture_provider.h - Issue 660663002: Clear pending events... ui events gesture detection filtered