Move middle-click autoscroll to synthetic fling.

content/browser/renderer_host/render_widget_host_impl.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 59 matching lines @@
 struct WebCompositionUnderline;
 }
 
 namespace cc {
 struct BeginFrameAck;
 }  // namespace cc
 
 namespace gfx {
 class Image;
 class Range;
+class Vector2dF;
 }
 
 namespace content {
 
 class BrowserAccessibilityManager;
 class InputRouter;
 class MockRenderWidgetHost;
 class RenderWidgetHostOwnerDelegate;
 class SyntheticGestureController;
 class TimeoutMonitor;
@@ skipping 566 matching lines @@
   // IPC message handlers
   void OnRenderProcessGone(int status, int error_code);
   void OnClose();
   void OnUpdateScreenRectsAck();
   void OnRequestMove(const gfx::Rect& pos);
   void OnSetTooltipText(const base::string16& tooltip_text,
                         blink::WebTextDirection text_direction_hint);
   void OnUpdateRect(const ViewHostMsg_UpdateRect_Params& params);
   void OnQueueSyntheticGesture(const SyntheticGesturePacket& gesture_packet);
   void OnSetCursor(const WebCursor& cursor);
+  void OnAutoscrollStart(const gfx::PointF& position);
+  void OnAutoscrollFling(const gfx::Vector2dF& velocity);
+  void OnAutoscrollEnd();
   void OnTextInputStateChanged(const TextInputState& params);
 
   void OnImeCompositionRangeChanged(
       const gfx::Range& range,
       const std::vector<gfx::Rect>& character_bounds);
   void OnImeCancelComposition();
   void OnLockMouse(bool user_gesture,
                    bool privileged);
   void OnUnlockMouse();
   void OnShowDisambiguationPopup(const gfx::Rect& rect_pixels,
@@ skipping 321 matching lines @@
   base::OnceClosure begin_frame_callback_;
 
   base::WeakPtrFactory<RenderWidgetHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_