Don't treat minimized windows as lower priority in MRU list (for Alt+Tab

ash/mus/wm/mru_window_tracker_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/common/wm/mru_window_tracker.h"
 
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm_shell.h"
 #include "ash/mus/bridge/wm_window_mus.h"
@@ skipping 28 matching lines @@
   w3->Activate();
   w2->Activate();
   w1->Activate();
 
   WmWindow::Windows window_list = mru_window_tracker()->BuildMruWindowList();
   EXPECT_EQ(w1, window_list[0]);
   EXPECT_EQ(w2, window_list[1]);
   EXPECT_EQ(w3, window_list[2]);
 }
 
-// Test that minimized windows are considered least recently used (but kept in
-// correct relative order).
+// Test that minimized windows are not treated specially.
 TEST_F(MruWindowTrackerTest, MinimizedWindowsAreLru) {
   WmWindow* w1 = CreateTestWindow();
   WmWindow* w2 = CreateTestWindow();
   WmWindow* w3 = CreateTestWindow();
   WmWindow* w4 = CreateTestWindow();
   WmWindow* w5 = CreateTestWindow();
   WmWindow* w6 = CreateTestWindow();
   w6->Activate();
   w5->Activate();
   w4->Activate();
   w3->Activate();
   w2->Activate();
   w1->Activate();
 
   w1->GetWindowState()->Minimize();
   w4->GetWindowState()->Minimize();
   w5->GetWindowState()->Minimize();
 
-  // Expect the relative order of minimized windows to remain the same, but all
-  // minimized windows to be at the end of the list.
   WmWindow::Windows window_list = mru_window_tracker()->BuildMruWindowList();
-  EXPECT_EQ(w2, window_list[0]);
-  EXPECT_EQ(w3, window_list[1]);
-  EXPECT_EQ(w6, window_list[2]);
-  EXPECT_EQ(w1, window_list[3]);
-  EXPECT_EQ(w4, window_list[4]);
-  EXPECT_EQ(w5, window_list[5]);
+  EXPECT_EQ(w1, window_list[0]);
+  EXPECT_EQ(w2, window_list[1]);
+  EXPECT_EQ(w3, window_list[2]);
+  EXPECT_EQ(w4, window_list[3]);
+  EXPECT_EQ(w5, window_list[4]);
+  EXPECT_EQ(w6, window_list[5]);
 }
 
 // Tests that windows being dragged are only in the WindowList once.
 // Disabled, see http://crbug.com/618058.
 TEST_F(MruWindowTrackerTest, DISABLED_DraggedWindowsInListOnlyOnce) {
   WmWindow* w1 = CreateTestWindow();
   w1->Activate();
 
   // Start dragging the window.
   w1->GetWindowState()->CreateDragDetails(
       gfx::Point(), HTRIGHT, aura::client::WINDOW_MOVE_SOURCE_TOUCH);
 
   // During a drag the window is reparented by the Docked container.
   WmWindow* drag_container = w1->GetRootWindow()->GetChildByShellWindowId(
       kShellWindowId_DockedContainer);
   drag_container->AddChild(w1);
   EXPECT_TRUE(w1->GetWindowState()->is_dragged());
 
   // The dragged window should only be in the list once.
   WmWindow::Windows window_list =
       mru_window_tracker()->BuildWindowListIgnoreModal();
   EXPECT_EQ(1, std::count(window_list.begin(), window_list.end(), w1));
 }
 
 }  // namespace ash