Use active window if on current workspace for fullscreen mode.

ash/wm/overview/window_selector.cc

 // Copyright 2013 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/overview/window_selector.h"
 
 #include <algorithm>
 
 #include "ash/ash_switches.h"
 #include "ash/root_window_controller.h"
@@ skipping 368 matching lines @@
   ResetFocusRestoreWindow(false);
   if (showing_window_ && showing_window_->window() == window)
     showing_window_->CancelRestore();
   ScopedVector<WindowSelectorItem>::iterator iter =
       std::find_if(windows_.begin(), windows_.end(),
                    WindowSelectorItemTargetComparator(window));
   DCHECK(iter != windows_.end());
   // The selected window should not be minimized when window selection is
   // ended.
   (*iter)->RestoreWindowOnExit(window);
+  // The selected window will be activated, this activation should be ignored.
+  // After selecting the window, this object will be deleted so we just set
+  // ignore_activations_ rather than using AutoReset which would attempt to
+  // change the value back after deleting this WindowSelector.
+  ignore_activations_ = true;
   delegate_->OnWindowSelected(window);
 }
 
 void WindowSelector::CancelSelection() {
   delegate_->OnSelectionCanceled();
 }
 
 void WindowSelector::OnWindowAdded(aura::Window* new_window) {
   if (new_window->type() != ui::wm::WINDOW_TYPE_NORMAL &&
       new_window->type() != ui::wm::WINDOW_TYPE_PANEL) {
@@ skipping 114 matching lines @@
   // If the window is in the observed_windows_ list it needs to continue to be
   // observed.
   if (observed_windows_.find(restore_focus_window_) ==
           observed_windows_.end()) {
     restore_focus_window_->RemoveObserver(this);
   }
   restore_focus_window_ = NULL;
 }
 
 }  // namespace ash