Omit "int" when using "unsigned" modifier

Source/web/x11/WebScreenInfoFactory.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 30 matching lines @@
 // X11/extensions/Xrandr.h). GDK provides a gdk_screen_get_monitor_geometry()
 // function, but it appears to return stale data after the screen is resized.
 WebScreenInfo WebScreenInfoFactory::screenInfo(Display* display, int screenNumber)
 {
     // XDisplayWidth() and XDisplayHeight() return cached values. To ensure that
     // we return the correct dimensions after the screen is resized, query the
     // root window's geometry each time.
     Window root = RootWindow(display, screenNumber);
     Window rootRet;
     int x, y;
-    unsigned int width, height, border, depth;
+    unsigned width, height, border, depth;
     XGetGeometry(
         display, root, &rootRet, &x, &y, &width, &height, &border, &depth);
 
     WebScreenInfo results;
 
     // FIXME: Initialize the device scale factor.
     // FIXME: Not all screens use 8bpp.
     results.depthPerComponent = 8;
     results.depth = depth;
     results.isMonochrome = depth == 1;
     results.rect = WebRect(x, y, width, height);
     // FIXME: Query the _NET_WORKAREA property from EWMH.
     results.availableRect = results.rect;
 
     return results;
 }
 
 } // namespace blink