Move SetUseOverrideRedirectWindowByDefault() to //ui/base.

ui/aura/window_tree_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/window_tree_host_x11.h"
 
 #include <strings.h>
 #include <X11/cursorfont.h>
 #include <X11/extensions/XInput2.h>
 #include <X11/extensions/Xrandr.h>
@@ skipping 13 matching lines @@
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/sys_info.h"
 #include "base/trace_event/trace_event.h"
 #include "build/build_config.h"
 #include "ui/aura/client/cursor_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/base/cursor/cursor.h"
+#include "ui/base/platform_window_defaults.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/base/view_prop.h"
 #include "ui/base/x/x11_util.h"
 #include "ui/base/x/x11_window_event_manager.h"
 #include "ui/compositor/compositor.h"
 #include "ui/compositor/dip_util.h"
 #include "ui/compositor/layer.h"
 #include "ui/display/screen.h"
 #include "ui/events/devices/x11/device_data_manager_x11.h"
 #include "ui/events/devices/x11/device_list_cache_x11.h"
@@ skipping 58 matching lines @@
     // |mask| back to 0).
     // TODO(sad): Figure out why this happens. http://crbug.com/153976
     XISetMask(mask, XI_TouchBegin);
     XISetMask(mask, XI_TouchUpdate);
     XISetMask(mask, XI_TouchEnd);
     XISelectEvents(display, root_window, &evmask, 1);
   }
 #endif
 }
 
-bool default_override_redirect = false;
-
 }  // namespace
 
 ////////////////////////////////////////////////////////////////////////////////
 // WindowTreeHostX11
 
 WindowTreeHostX11::WindowTreeHostX11(const gfx::Rect& bounds)
     : xdisplay_(gfx::GetXDisplay()),
       xwindow_(0),
       x_root_window_(DefaultRootWindow(xdisplay_)),
       current_cursor_(ui::kCursorNull),
       window_mapped_(false),
       bounds_(bounds),
       atom_cache_(xdisplay_, kAtomsToCache) {
   XSetWindowAttributes swa;
   memset(&swa, 0, sizeof(swa));
   swa.background_pixmap = None;
   swa.bit_gravity = NorthWestGravity;
-  swa.override_redirect = default_override_redirect;
+  swa.override_redirect = ui::UseTestConfigForPlatformWindows();
   xwindow_ = XCreateWindow(
       xdisplay_, x_root_window_,
       bounds.x(), bounds.y(), bounds.width(), bounds.height(),
       0,               // border width
       CopyFromParent,  // depth
       InputOutput,
       CopyFromParent,  // visual
       CWBackPixmap | CWBitGravity | CWOverrideRedirect,
       &swa);
   if (ui::PlatformEventSource::GetInstance())
@@ skipping 426 matching lines @@
 void WindowTreeHostX11::TranslateAndDispatchLocatedEvent(
     ui::LocatedEvent* event) {
   SendEventToProcessor(event);
 }
 
 // static
 WindowTreeHost* WindowTreeHost::Create(const gfx::Rect& bounds_in_pixels) {
   return new WindowTreeHostX11(bounds_in_pixels);
 }
 
-namespace test {
-
-void SetUseOverrideRedirectWindowByDefault(bool override_redirect) {
-  default_override_redirect = override_redirect;
-}
-
-}  // namespace test
 }  // namespace aura