[Android] Always insert a TouchCancel if window or tab focus is lost

content/browser/renderer_host/input/motion_event_web.cc

Index: content/browser/renderer_host/input/motion_event_web.cc
diff --git a/content/browser/renderer_host/input/motion_event_web.cc b/content/browser/renderer_host/input/motion_event_web.cc
index 5d74e5c9c3a36b3b15b02e481b474c56f21e476b..2d505f11a480868f971e1b52cd7659d21c731b40 100644
--- a/content/browser/renderer_host/input/motion_event_web.cc
+++ b/content/browser/renderer_host/input/motion_event_web.cc
@@ -100,6 +100,10 @@ float MotionEventWeb::GetTouchMajor(size_t pointer_index) const {
                         event_.touches[pointer_index].radiusY);
 }
 
+float MotionEventWeb::GetPressure(size_t pointer_index) const {
+  return 0.f;
+}
+
 base::TimeTicks MotionEventWeb::GetEventTime() const {
   return base::TimeTicks() +
          base::TimeDelta::FromMicroseconds(event_.timeStampSeconds *