Work in progress: Adds MessagePumpDispatcher::ShouldExit(). This is used to handle the

ui/aura/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/aura/root_window_host_linux.h"
 
 #include <X11/Xatom.h>
 #include <X11/cursorfont.h>
 #include <X11/extensions/XInput2.h>
 #include <X11/extensions/Xfixes.h>
@@ skipping 575 matching lines @@
       }
 
       MouseEvent mouseev(xev);
       root_window_->DispatchMouseEvent(&mouseev);
       break;
     }
   }
   return true;
 }
 
+bool RootWindowHostLinux::ShouldExit() {
+  return false;
+}
+
 void RootWindowHostLinux::SetRootWindow(RootWindow* root_window) {
   root_window_ = root_window;
 }
 
 gfx::AcceleratedWidget RootWindowHostLinux::GetAcceleratedWidget() {
   return xwindow_;
 }
 
 void RootWindowHostLinux::Show() {
   XMapWindow(xdisplay_, xwindow_);
@@ skipping 208 matching lines @@
   return new RootWindowHostLinux(bounds);
 }
 
 // static
 gfx::Size RootWindowHost::GetNativeScreenSize() {
   ::Display* xdisplay = base::MessagePumpX::GetDefaultXDisplay();
   return gfx::Size(DisplayWidth(xdisplay, 0), DisplayHeight(xdisplay, 0));
 }
 
 }  // namespace aura