Adds views::corewm::WMState to install common state

chrome/browser/notifications/desktop_notifications_unittest.cc

Index: chrome/browser/notifications/desktop_notifications_unittest.cc
diff --git a/chrome/browser/notifications/desktop_notifications_unittest.cc b/chrome/browser/notifications/desktop_notifications_unittest.cc
index 8efb8de809e23e5ec696010850e237bad38dd420..6531c3f2b17d295169266ce61076a329b10e35e1 100644
--- a/chrome/browser/notifications/desktop_notifications_unittest.cc
+++ b/chrome/browser/notifications/desktop_notifications_unittest.cc
@@ -27,6 +27,10 @@
 #include "ui/compositor/test/context_factories_for_test.h"
 #endif
 
+#if defined(USE_AURA)
+#include "ui/views/corewm/wm_state.h"
+#endif
+
 
 using content::BrowserThread;
 
@@ -103,6 +107,9 @@ DesktopNotificationsTest::~DesktopNotificationsTest() {
 
 void DesktopNotificationsTest::SetUp() {
   ui::InitializeInputMethodForTesting();
+#if defined(USE_AURA)
+  wm_state_.reset(new views::corewm::WMState);
+#endif
 #if defined(USE_ASH)
   ui::ScopedAnimationDurationScaleMode normal_duration_mode(
       ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
@@ -116,7 +123,6 @@ void DesktopNotificationsTest::SetUp() {
   // So it is necessary to make sure the desktop gets created first.
   ash::Shell::CreateInstance(new ash::test::TestShellDelegate);
 #endif
-
   chrome::RegisterLocalState(local_state_.registry());
   profile_.reset(new TestingProfile());
   ui_manager_.reset(new BalloonNotificationUIManager(&local_state_));
@@ -138,6 +144,9 @@ void DesktopNotificationsTest::TearDown() {
   aura::Env::DeleteInstance();
   ui::TerminateContextFactoryForTests();
 #endif
+#if defined(USE_AURA)
+  wm_state_.reset();
+#endif
   ui::ShutdownInputMethodForTesting();
 }