Revert of Handle pointer-events: none in browser process hittesting.

content/browser/compositor/delegated_frame_host.cc

 // Copyright 2014 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 "content/browser/compositor/delegated_frame_host.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 189 matching lines @@
 }
 
 uint32_t DelegatedFrameHost::GetSurfaceIdNamespace() {
   if (!use_surfaces_)
     return 0;
 
   return id_allocator_->id_namespace();
 }
 
 cc::SurfaceId DelegatedFrameHost::SurfaceIdAtPoint(
-    cc::SurfaceHittestDelegate* delegate,
     const gfx::Point& point,
     gfx::Point* transformed_point) {
   if (surface_id_.is_null())
     return surface_id_;
-  cc::SurfaceHittest hittest(delegate, GetSurfaceManager());
+  cc::SurfaceHittest hittest(nullptr, GetSurfaceManager());
   gfx::Transform target_transform;
   cc::SurfaceId target_surface_id =
       hittest.GetTargetSurfaceAtPoint(surface_id_, point, &target_transform);
   *transformed_point = point;
   if (!target_surface_id.is_null())
     target_transform.TransformPoint(transformed_point);
   return target_surface_id;
 }
 
 void DelegatedFrameHost::TransformPointToLocalCoordSpace(
@@ skipping 853 matching lines @@
     cc::SurfaceManager* manager = factory->GetSurfaceManager();
     new_layer->SetShowSurface(
         surface_id_, base::Bind(&SatisfyCallback, base::Unretained(manager)),
         base::Bind(&RequireCallback, base::Unretained(manager)),
         current_surface_size_, current_scale_factor_,
         current_frame_size_in_dip_);
   }
 }
 
 }  // namespace content