Notify WebContentsObservers of user interactions.

content/browser/renderer_host/render_view_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_VIEW_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 320 matching lines @@
   void set_nav_entry_id(int nav_entry_id) { nav_entry_id_ = nav_entry_id; }
 
   // NOTE: Do not add functions that just send an IPC message that are called in
   // one or two places. Have the caller send the IPC message directly (unless
   // the caller places are in different platforms, in which case it's better
   // to keep them consistent).
 
  protected:
   // RenderWidgetHost protected overrides.
   void OnUserGesture() override;
+  void OnUserInteraction(const blink::WebInputEvent::Type type) override;
   void NotifyRendererUnresponsive() override;
   void NotifyRendererResponsive() override;
   void OnRenderAutoResized(const gfx::Size& size) override;
   void RequestToLockMouse(bool user_gesture,
                           bool last_unlocked_by_target) override;
   bool IsFullscreenGranted() const override;
   blink::WebDisplayMode GetDisplayMode() const override;
   void OnFocus() override;
 
   // IPC message handlers.
@@ skipping 140 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_