Move yet more from WmShell to Shell

ash/accelerators/accelerator_controller_unittest.cc

Index: ash/accelerators/accelerator_controller_unittest.cc
diff --git a/ash/accelerators/accelerator_controller_unittest.cc b/ash/accelerators/accelerator_controller_unittest.cc
index afb7706e6e777528231b1ff490e95094d70f5d9d..93ca448b99b28dc9cbb566d30019992c3eb78bad 100644
--- a/ash/accelerators/accelerator_controller_unittest.cc
+++ b/ash/accelerators/accelerator_controller_unittest.cc
@@ -1286,8 +1286,8 @@ class DeprecatedAcceleratorTester : public AcceleratorControllerTest {
   }
 
   void ResetStateIfNeeded() {
-    if (WmShell::Get()->session_controller()->IsScreenLocked() ||
-        WmShell::Get()->session_controller()->IsUserSessionBlocked()) {
+    if (Shell::Get()->session_controller()->IsScreenLocked() ||
+        Shell::Get()->session_controller()->IsUserSessionBlocked()) {
       UnblockUserSession();
     }
   }