PlatformEventDispatcher::DispatchEvent() should return a PostDispatchAction

ui/views/widget/desktop_aura/x11_whole_screen_move_loop.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/views/widget/desktop_aura/x11_whole_screen_move_loop.h"
 
 #include <X11/keysym.h>
 #include <X11/Xlib.h>
 
 #include "base/bind.h"
@@ skipping 48 matching lines @@
   last_xmotion_.type = LASTEvent;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopWindowTreeHostLinux, ui::PlatformEventDispatcher implementation:
 
 bool X11WholeScreenMoveLoop::CanDispatchEvent(const ui::PlatformEvent& event) {
   return in_move_loop_;
 }
 
-uint32_t X11WholeScreenMoveLoop::DispatchEvent(const ui::PlatformEvent& event) {
+ui::PostDispatchAction X11WholeScreenMoveLoop::DispatchEvent(
+    const ui::PlatformEvent& event) {
   // This method processes all events while the move loop is active.
   if (!in_move_loop_)
     return ui::POST_DISPATCH_PERFORM_DEFAULT;
 
   XEvent* xev = event;
   switch (xev->type) {
     case MotionNotify: {
       last_xmotion_ = xev->xmotion;
       if (!weak_factory_.HasWeakPtrs()) {
         // Post a task to dispatch mouse movement event when control returns to
@@ skipping 217 matching lines @@
                                 DefaultRootWindow(display),
                                 -100, -100, 10, 10,
                                 0, CopyFromParent, InputOnly, CopyFromParent,
                                 attribute_mask, &swa);
   XMapRaised(display, window);
   ui::X11EventSource::GetInstance()->BlockUntilWindowMapped(window);
   return window;
 }
 
 }  // namespace views