Re-enable some aura_shell_unittests for asan failure has been resolved in app list.

ash/wm/shelf_layout_manager_unittest.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/shelf_layout_manager.h"
 
 #include "ash/focus_cycler.h"
 #include "ash/launcher/launcher.h"
 #include "ash/screen_ash.h"
 #include "ash/shell.h"
@@ skipping 383 matching lines @@
   // it when the user is using the keyboard (i.e. through FocusCycler).
   shelf->status()->Activate();
   EXPECT_EQ(ShelfLayoutManager::AUTO_HIDE_HIDDEN, shelf->auto_hide_state());
 
   shelf->launcher()->GetFocusCycler()->RotateFocus(FocusCycler::FORWARD);
   EXPECT_EQ(ShelfLayoutManager::AUTO_HIDE_SHOWN, shelf->auto_hide_state());
 }
 
 // Makes sure shelf will be visible when app list opens as shelf is in VISIBLE
 // state,and toggling app list won't change shelf visibility state.
-// Disabled due to a real bug, see http://crbug.com/127538.
-TEST_F(ShelfLayoutManagerTest, DISABLED_OpenAppListWithShelfVisibleState) {
+TEST_F(ShelfLayoutManagerTest, OpenAppListWithShelfVisibleState) {
   Shell* shell = Shell::GetInstance();
   ShelfLayoutManager* shelf = Shell::GetInstance()->shelf();
   shelf->LayoutShelf();
   shell->SetShelfAutoHideBehavior(SHELF_AUTO_HIDE_BEHAVIOR_DEFAULT);
 
   // Create a normal unmaximized windowm shelf should be visible.
   aura::Window* window = CreateTestWindow();
   window->SetBounds(gfx::Rect(0, 0, 100, 100));
   window->Show();
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
   EXPECT_EQ(ShelfLayoutManager::VISIBLE, shelf->visibility_state());
 
   // Toggle app list to show, and the shelf stays visible.
   shell->ToggleAppList();
   EXPECT_TRUE(shell->GetAppListTargetVisibility());
   EXPECT_EQ(ShelfLayoutManager::VISIBLE, shelf->visibility_state());
 
   // Toggle app list to hide, and the shelf stays visible.
   shell->ToggleAppList();
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
   EXPECT_EQ(ShelfLayoutManager::VISIBLE, shelf->visibility_state());
 }
 
 // Makes sure shelf will be shown with AUTO_HIDE_SHOWN state when app list opens
 // as shelf is in AUTO_HIDE state, and toggling app list won't change shelf
 // visibility state.
-// Disabled due to a real bug, see http://crbug.com/127538.
-TEST_F(ShelfLayoutManagerTest, DISABLED_OpenAppListWithShelfAutoHideState) {
+TEST_F(ShelfLayoutManagerTest, OpenAppListWithShelfAutoHideState) {
   Shell* shell = Shell::GetInstance();
   ShelfLayoutManager* shelf = Shell::GetInstance()->shelf();
   shelf->LayoutShelf();
   shell->SetShelfAutoHideBehavior(SHELF_AUTO_HIDE_BEHAVIOR_DEFAULT);
 
   // Create a window and show it in maximized state.
   aura::Window* window = CreateTestWindow();
   window->SetBounds(gfx::Rect(0, 0, 100, 100));
   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
   window->Show();
@@ skipping 12 matching lines @@
   EXPECT_EQ(ShelfLayoutManager::AUTO_HIDE_SHOWN, shelf->auto_hide_state());
 
   // Toggle app list to hide.
   shell->ToggleAppList();
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
   EXPECT_EQ(ShelfLayoutManager::AUTO_HIDE, shelf->visibility_state());
 }
 
 // Makes sure shelf will be hidden when app list opens as shelf is in HIDDEN
 // state, and toggling app list won't change shelf visibility state.
-// Disabled due to a real bug, see http://crbug.com/127538.
-TEST_F(ShelfLayoutManagerTest, DISABLED_OpenAppListWithShelfHiddenState) {
+TEST_F(ShelfLayoutManagerTest, OpenAppListWithShelfHiddenState) {
   Shell* shell = Shell::GetInstance();
   ShelfLayoutManager* shelf = Shell::GetInstance()->shelf();
   // For shelf to be visible, app list is not open in initial state.
   shelf->LayoutShelf();
 
   // Create a window and make it full screen.
   aura::Window* window = CreateTestWindow();
   window->SetBounds(gfx::Rect(0, 0, 100, 100));
   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_FULLSCREEN);
   window->Show();
@@ skipping 66 matching lines @@
   EXPECT_EQ(0, monitor.GetWorkAreaInsets().top());
   EXPECT_EQ(0, monitor.GetWorkAreaInsets().bottom());
   EXPECT_EQ(0, monitor.GetWorkAreaInsets().left());
   EXPECT_EQ(monitor.work_area().right(), launcher_bounds.x());
   EXPECT_EQ(monitor.bounds().y(), launcher_bounds.y());
   EXPECT_EQ(monitor.bounds().height(), launcher_bounds.height());
 }
 
 }  // namespace internal
 }  // namespace ash