desktop linux aura: Fix event/capture focus after dragging a window.

ui/views/widget/desktop_root_window_host_linux.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_root_window_host_linux.h"
 
 #include <X11/extensions/XInput2.h>
 #include <X11/Xatom.h>
 #include <X11/Xutil.h>
 
@@ skipping 878 matching lines @@
         }
         break;
       }
     }  // fallthrough
     case ButtonRelease: {
       ui::MouseEvent mouseev(xev);
       DispatchMouseEvent(&mouseev);
       break;
     }
     case FocusOut:
-      if (xev->xfocus.mode != NotifyGrab)
-        root_window_host_delegate_->OnHostLostCapture();
+      if (xev->xfocus.mode != NotifyGrab) {
+        ReleaseCapture();
+        root_window_host_delegate_->OnHostLostWindowCapture();
+      } else {
+        root_window_host_delegate_->OnHostLostMouseGrab();
+      }
       break;
     case ConfigureNotify: {
       DCHECK_EQ(xwindow_, xev->xconfigure.window);
       DCHECK_EQ(xwindow_, xev->xconfigure.event);
       // It's possible that the X window may be resized by some other means than
       // from within aura (e.g. the X window manager can change the size). Make
       // sure the root window size is maintained properly.
       gfx::Rect bounds(xev->xconfigure.x, xev->xconfigure.y,
                        xev->xconfigure.width, xev->xconfigure.height);
       bool size_changed = bounds_.size() != bounds.size();
@@ skipping 175 matching lines @@
 DesktopRootWindowHost* DesktopRootWindowHost::Create(
     internal::NativeWidgetDelegate* native_widget_delegate,
     DesktopNativeWidgetAura* desktop_native_widget_aura,
     const gfx::Rect& initial_bounds) {
   return new DesktopRootWindowHostLinux(native_widget_delegate,
                                         desktop_native_widget_aura,
                                         initial_bounds);
 }
 
 }  // namespace views