Handle touchpad flings with passive event listeners on compositor thread.

blimp/client/core/input/blimp_input_handler_wrapper.h

 // Copyright 2011 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.
 
 #ifndef BLIMP_CLIENT_CORE_INPUT_BLIMP_INPUT_HANDLER_WRAPPER_H_
 #define BLIMP_CLIENT_CORE_INPUT_BLIMP_INPUT_HANDLER_WRAPPER_H_
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 36 matching lines @@
   // thread.
   void HandleWebGestureEvent(const blink::WebGestureEvent& gesture_event);
 
   void InitOnCompositorThread(cc::InputHandler* input_handler);
 
  private:
   // InputHandlerProxyClient implementation.
   void WillShutdown() override;
   void TransferActiveWheelFlingAnimation(
       const blink::WebActiveWheelFlingParameters& params) override;
+  void DispatchNonBlockingEventToMainThread(
+      ui::ScopedWebInputEvent event,
+      const ui::LatencyInfo& latency_info) override;
   blink::WebGestureCurve* CreateFlingAnimationCurve(
       blink::WebGestureDevice device_source,
       const blink::WebFloatPoint& velocity,
       const blink::WebSize& cumulative_scroll) override;
   void DidOverscroll(const gfx::Vector2dF& accumulated_overscroll,
                      const gfx::Vector2dF& latest_overscroll_delta,
                      const gfx::Vector2dF& current_fling_velocity,
                      const gfx::PointF& causal_event_viewport_point) override;
   void DidStartFlinging() override;
   void DidStopFlinging() override;
@@ skipping 17 matching lines @@
   // beyond this point.
   base::WeakPtrFactory<BlimpInputHandlerWrapper> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BlimpInputHandlerWrapper);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_CORE_INPUT_BLIMP_INPUT_HANDLER_WRAPPER_H_