Rename the aura_shell namespace to ash

ash/wm/activation_controller_unittest.cc

 // Copyright (c) 2011 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/activation_controller.h"
 
 #include "ash/test/aura_shell_test_base.h"
 #include "ash/test/test_activation_delegate.h"
 #include "ash/wm/window_util.h"
 #include "ui/aura/focus_manager.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/test/event_generator.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/test/test_window_delegate.h"
 
 #if defined(OS_WIN)
 // Windows headers define macros for these function names which screw with us.
 #if defined(CreateWindow)
 #undef CreateWindow
 #endif
 #endif
 
-namespace aura_shell {
+namespace ash {
 namespace test {
 
 typedef test::AuraShellTestBase ActivationControllerTest;
 
 // Utilities for a set of tests that test
 // ActivationController::GetTopmostWindowToActivate().
 class GetTopmostWindowToActivateTest : public ActivationControllerTest {
  public:
   GetTopmostWindowToActivateTest() : ad_1_(false), ad_3_(false) {}
   virtual ~GetTopmostWindowToActivateTest() {}
@@ skipping 236 matching lines @@
   EXPECT_TRUE(w1->HasFocus());
 
   // Try focusing |w21|. Same rules apply.
   EXPECT_FALSE(IsActiveWindow(w2.get()));
   EXPECT_FALSE(w21->HasFocus());
   EXPECT_TRUE(IsActiveWindow(w1.get()));
   EXPECT_TRUE(w1->HasFocus());
 }
 
 }  // namespace test
-}  // namespace aura_shell
+}  // namespace ash