aura-x11: Add custom web cursor support.

ui/aura/root_window.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.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 103 matching lines @@
   return rect.size();
 }
 
 void RootWindow::SetCursor(gfx::NativeCursor cursor) {
   last_cursor_ = cursor;
   // A lot of code seems to depend on NULL cursors actually showing an arrow,
   // so just pass everything along to the host.
   host_->SetCursor(cursor);
 }
 
+void RootWindow::SetCustomCursor(const gfx::PlatformCursor& cursor) {
+  host_->SetCustomCursor(cursor);
+}
+
 void RootWindow::ShowCursor(bool show) {
   cursor_shown_ = show;
   host_->ShowCursor(show);
 }
 
 void RootWindow::MoveCursorTo(const gfx::Point& location) {
   host_->MoveCursorTo(location);
 }
 
 bool RootWindow::ConfineCursorToWindow() {
@@ skipping 682 matching lines @@
   // is currently broken. See/ crbug.com/107931.
   MouseEvent event(ui::ET_MOUSE_MOVED,
                    orig_mouse_location,
                    orig_mouse_location,
                    0);
   DispatchMouseEvent(&event);
 #endif
 }
 
 }  // namespace aura