Promotes a handful of members from WmShell to Shell

ash/accelerators/spoken_feedback_toggler_unittest.cc

Index: ash/accelerators/spoken_feedback_toggler_unittest.cc
diff --git a/ash/accelerators/spoken_feedback_toggler_unittest.cc b/ash/accelerators/spoken_feedback_toggler_unittest.cc
index 8680dcbae1f340dfb5c820221b31759a27a93e89..6835fa3edc4a2a94b01c52cd104473ec22d10521 100644
--- a/ash/accelerators/spoken_feedback_toggler_unittest.cc
+++ b/ash/accelerators/spoken_feedback_toggler_unittest.cc
@@ -4,7 +4,7 @@
 
 #include "ash/accelerators/spoken_feedback_toggler.h"
 #include "ash/common/accessibility_delegate.h"
-#include "ash/common/wm_shell.h"
+#include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/wm/window_util.h"
 #include "ui/aura/test/test_window_delegate.h"
@@ -17,7 +17,8 @@ using SpokenFeedbackTogglerTest = test::AshTestBase;
 
 TEST_F(SpokenFeedbackTogglerTest, Basic) {
   SpokenFeedbackToggler::ScopedEnablerForTest scoped;
-  AccessibilityDelegate* delegate = WmShell::Get()->accessibility_delegate();
+  AccessibilityDelegate* delegate =
+      Shell::GetInstance()->accessibility_delegate();
   ui::test::EventGenerator& generator = GetEventGenerator();
   EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());