Improving window auto management between workspaces

ash/wm/workspace/workspace_window_resizer.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 "ash/wm/workspace/workspace_window_resizer.h"
 
 #include <algorithm>
 #include <cmath>
 #include <utility>
 #include <vector>
@@ skipping 295 matching lines @@
   }
   // Show a phantom window for dragging in another root window.
   if (HasSecondaryRootWindow())
     UpdateDragPhantomWindow(bounds, in_original_root);
   else
     drag_phantom_window_controller_.reset();
 
 }
 
 void WorkspaceWindowResizer::CompleteDrag(int event_flags) {
+  wm::SetUserHasChangedWindowPositionOrSize(details_.window, true);
   window()->layer()->SetOpacity(details_.initial_opacity);
   drag_phantom_window_controller_.reset();
   snap_phantom_window_controller_.reset();
   if (!did_move_or_resize_ || details_.window_component != HTCAPTION)
     return;
 
   // When the window is not in the normal show state, we do not snap thw window.
   // This happens when the user minimizes or maximizes the window by keyboard
   // shortcut while dragging it. If the window is the result of dragging a tab
   // out of a maximized window, it's already in the normal show state when this
@@ skipping 501 matching lines @@
   gfx::Rect layer_bounds = layer_->bounds();
   layer_bounds.set_origin(gfx::Point(0, 0));
   layer_->SetBounds(layer_bounds);
   layer_->SetVisible(false);
   // Detach it from the current container.
   layer_->parent()->Remove(layer_);
 }
 
 }  // namespace internal
 }  // namespace ash