Don't enable a direct manipulation layer.

ui/gfx/win/direct_manipulation.cc

 // Copyright 2015 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 "ui/gfx/win/direct_manipulation.h"
 
 #include "base/win/windows_version.h"
 
 namespace gfx {
 namespace win {
 
 // static
 std::unique_ptr<DirectManipulationHelper>
 DirectManipulationHelper::CreateInstance() {
   std::unique_ptr<DirectManipulationHelper> instance;
 
-  if (base::win::GetVersion() >= base::win::VERSION_WIN10)
+  // TODO(dtapuska): Remove the Direct Manipulation code it only causes

[sky, 2017/05/08 21:45:57]

How about changing this function to unconditionally return null for now?

[dtapuska, 2017/05/09 13:32:31]

Done.

+  // issues. High Precision Touchpad events seem to always be sent to
+  // apps with recent Windows 10 versions. (crbug.com/647038)
+  if (false && base::win::GetVersion() >= base::win::VERSION_WIN10)
     instance.reset(new DirectManipulationHelper);
-
   return instance;
 }
 
 DirectManipulationHelper::DirectManipulationHelper() {}
 
 DirectManipulationHelper::~DirectManipulationHelper() {
   if (view_port_outer_)
     view_port_outer_->Abandon();
 }
 
@@ skipping 78 matching lines @@
   HRESULT hr = view_port_outer_->SetContact(DIRECTMANIPULATION_MOUSEFOCUS);
   if (SUCCEEDED(hr)) {
     BOOL handled = FALSE;
     manager_->ProcessInput(&msg, &handled);
     view_port_outer_->ReleaseContact(DIRECTMANIPULATION_MOUSEFOCUS);
   }
 }
 
 }  // namespace win.
 }  // namespace gfx.