Use active window if on current workspace for fullscreen mode.

ash/wm/overview/window_selector_unittest.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/root_window_controller.h"
 #include "ash/screen_util.h"
 #include "ash/shelf/shelf.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
@@ skipping 274 matching lines @@
   EXPECT_TRUE(wm::GetWindowState(window1.get())->IsFullscreen());
   EXPECT_FALSE(panel1->IsVisible());
 
   // Entering overview and selecting another window, the previous window remains
   // fullscreen.
   // TODO(flackr): Currently the panel remains hidden, but should become visible
   // again.
   ToggleOverview();
   ClickWindow(window2.get());
   EXPECT_TRUE(wm::GetWindowState(window1.get())->IsFullscreen());
+
+  // Verify that selecting the panel will make it visible.
+  // TODO(flackr): Click on panel rather than cycle to it when
+  // clicking on panels is fixed, see http://crbug.com/339834.
+  Cycle(WindowSelector::FORWARD);
+  Cycle(WindowSelector::FORWARD);
+  StopCycling();
+  EXPECT_TRUE(wm::GetWindowState(panel1.get())->IsActive());
+  EXPECT_TRUE(wm::GetWindowState(window1.get())->IsFullscreen());
+  EXPECT_TRUE(panel1->IsVisible());
 }
 
 // Tests that the shelf dimming state is removed while in overview and restored
 // on exiting overview.
 TEST_F(WindowSelectorTest, OverviewUndimsShelf) {
   gfx::Rect bounds(0, 0, 400, 400);
   scoped_ptr<aura::Window> window1(CreateWindow(bounds));
   wm::WindowState* window_state = wm::GetWindowState(window1.get());
   window_state->Maximize();
   ash::ShelfWidget* shelf = Shell::GetPrimaryRootWindowController()->shelf();
@@ skipping 685 matching lines @@
   wm::ActivateWindow(window1.get());
 
   ToggleOverview();
   EXPECT_TRUE(IsSelecting());
   UpdateDisplay("400x400");
   EXPECT_FALSE(IsSelecting());
 }
 
 }  // namespace internal
 }  // namespace ash