Expose native, desktop and mobile gesture detection defaults

content/browser/renderer_host/input/input_router_impl_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <math.h>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 228 matching lines @@
         SyntheticWebGestureEventBuilder::BuildFling(velocityX,
                                                     velocityY,
                                                     sourceDevice));
   }
 
   void SetTouchTimestamp(base::TimeDelta timestamp) {
     touch_event_.SetTimestamp(timestamp);
   }
 
   void SendTouchEvent() {
+    // Always set this bit to avoid otherwise unexpected touchmove suppression
+    // by the TouchEventQueue.
+    touch_event_.causesScrollingIfUncanceled =
+        touch_event_.type == WebInputEvent::TouchMove;
     input_router_->SendTouchEvent(
         TouchEventWithLatencyInfo(touch_event_, ui::LatencyInfo()));
     touch_event_.ResetPoints();
   }
 
   int PressTouchPoint(int x, int y) {
     return touch_event_.PressPoint(x, y);
   }
 
   void MoveTouchPoint(int index, int x, int y) {
@@ skipping 1640 matching lines @@
   client_overscroll = client_->GetAndResetOverscroll();
   EXPECT_EQ(wheel_overscroll.accumulated_overscroll,
             client_overscroll.accumulated_overscroll);
   EXPECT_EQ(wheel_overscroll.latest_overscroll_delta,
             client_overscroll.latest_overscroll_delta);
   EXPECT_EQ(wheel_overscroll.current_fling_velocity,
             client_overscroll.current_fling_velocity);
 }
 
 }  // namespace content