Revert 126764 - Added notion of currently active app / browser

ash/wm/activation_controller_unittest.cc

Index: ash/wm/activation_controller_unittest.cc
===================================================================
--- ash/wm/activation_controller_unittest.cc	(revision 126791)
+++ ash/wm/activation_controller_unittest.cc	(working copy)
@@ -191,7 +191,7 @@
   scoped_ptr<aura::Window> w1(aura::test::CreateTestWindowWithDelegate(
       &wd, 1, gfx::Rect(100, 100), NULL));
   ad1.SetWindow(w1.get());
-  EXPECT_EQ(NULL, wm::GetActiveWindow());
+  EXPECT_TRUE(wm::IsActiveWindow(NULL));
 
   // Clicking on an activatable window activtes the window.
   aura::test::EventGenerator generator(Shell::GetRootWindow(), w1.get());
@@ -259,8 +259,8 @@
   // Should not have gotten a OnLostActive yet.
   EXPECT_EQ(0, ad1.lost_active_count());
 
-  // Deactivate the active window.
-  wm::DeactivateWindow(w1.get());
+  // ActivateWindow(NULL) should deactivate the active window.
+  wm::ActivateWindow(NULL);
   EXPECT_FALSE(wm::IsActiveWindow(w1.get()));
   EXPECT_EQ(1, ad1.lost_active_count());
   EXPECT_FALSE(ad1.window_was_active());