ui: Use base::MessageLoop.

ui/aura/root_window_host_x11.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_x11.h"
 
 #include <strings.h>
 #include <X11/cursorfont.h>
 #include <X11/extensions/Xfixes.h>
 #include <X11/extensions/XInput2.h>
@@ skipping 162 matching lines @@
 //    where they can be calibrated later.
 // 2. Has the Calibrate method that does the actual bezel calibration,
 //    when invoked from X root window's event dispatcher.
 class TouchEventCalibrate : public base::MessagePumpObserver {
  public:
   TouchEventCalibrate()
     : left_(0),
       right_(0),
       top_(0),
       bottom_(0) {
-    MessageLoopForUI::current()->AddObserver(this);
+    base::MessageLoopForUI::current()->AddObserver(this);
 #if defined(USE_XI2_MT)
     std::vector<std::string> parts;
     if (Tokenize(CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
         switches::kTouchCalibration), ",", &parts) >= 4) {
       if (!base::StringToInt(parts[0], &left_))
         DLOG(ERROR) << "Incorrect left border calibration value passed.";
       if (!base::StringToInt(parts[1], &right_))
         DLOG(ERROR) << "Incorrect right border calibration value passed.";
       if (!base::StringToInt(parts[2], &top_))
         DLOG(ERROR) << "Incorrect top border calibration value passed.";
       if (!base::StringToInt(parts[3], &bottom_))
         DLOG(ERROR) << "Incorrect bottom border calibration value passed.";
     }
 #endif  // defined(USE_XI2_MT)
   }
 
   virtual ~TouchEventCalibrate() {
-    MessageLoopForUI::current()->RemoveObserver(this);
+    base::MessageLoopForUI::current()->RemoveObserver(this);
   }
 
   // Modify the location of the |event|,
   // expanding it from |bounds| to (|bounds| + bezels).
   // Required when touchscreen is bigger than screen (i.e. has bezels),
   // because we receive events in touchscreen coordinates,
   // which need to be expanded when converting to screen coordinates,
   // so that location on bezels will be outside of screen area.
   void Calibrate(ui::TouchEvent* event, const gfx::Rect& bounds) {
 #if defined(USE_XI2_MT)
@@ skipping 922 matching lines @@
   return new RootWindowHostX11(bounds);
 }
 
 // static
 gfx::Size RootWindowHost::GetNativeScreenSize() {
   ::Display* xdisplay = base::MessagePumpAuraX11::GetDefaultXDisplay();
   return gfx::Size(DisplayWidth(xdisplay, 0), DisplayHeight(xdisplay, 0));
 }
 
 }  // namespace aura