Disable touch calibration on external touchscreen.

ui/views/widget/desktop_aura/desktop_root_window_host_linux.cc

 // 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.
 
 #include "ui/views/widget/desktop_aura/desktop_root_window_host_linux.h"
 
 #include <X11/extensions/XInput2.h>
 #include <X11/Xatom.h>
 #include <X11/Xutil.h>
 
@@ skipping 171 matching lines @@
   native_widget_delegate_->OnNativeWidgetActivationChanged(active);
   native_widget_delegate_->AsWidget()->GetRootView()->SchedulePaint();
 }
 
 // TODO(erg): This method should basically be everything I need form
 // RootWindowHostLinux::RootWindowHostLinux().
 aura::RootWindow* DesktopRootWindowHostLinux::InitRootWindow(
     const Widget::InitParams& params) {
   bounds_ = params.bounds;
 
-  aura::RootWindow::CreateParams rw_params(bounds_);
+  aura::RootWindow::CreateParams rw_params(bounds_, false);
   rw_params.host = this;
   root_window_ = new aura::RootWindow(rw_params);
   root_window_->Init();
   root_window_->AddChild(content_window_);
   root_window_->SetLayoutManager(new DesktopLayoutManager(root_window_));
   root_window_->SetProperty(kViewsWindowForRootWindow, content_window_);
   root_window_->SetProperty(kHostForRootWindow, this);
   root_window_host_delegate_ = root_window_;
 
   // If we're given a parent, we need to mark ourselves as transient to another
@@ skipping 875 matching lines @@
 DesktopRootWindowHost* DesktopRootWindowHost::Create(
     internal::NativeWidgetDelegate* native_widget_delegate,
     DesktopNativeWidgetAura* desktop_native_widget_aura,
     const gfx::Rect& initial_bounds) {
   return new DesktopRootWindowHostLinux(native_widget_delegate,
                                         desktop_native_widget_aura,
                                         initial_bounds);
 }
 
 }  // namespace views