Disables more tests for ash_unittests --mus

ash/shell.cc

Index: ash/shell.cc
diff --git a/ash/shell.cc b/ash/shell.cc
index 10f49c9f736d386badec8dc51fdea3b8867dc649..20f4a8965fcc98f79c44f9d537a09c2972b84853 100644
--- a/ash/shell.cc
+++ b/ash/shell.cc
@@ -957,7 +957,9 @@ void Shell::Init(const ShellInitParams& init_params) {
   toplevel_window_event_handler_ =
       base::MakeUnique<ToplevelWindowEventHandler>();
 
-  if (config != Config::MASH) {
+  // TODO: get working in Config::MUS. This uses InputDeviceManager, which is
+  // not created in mus. http://crbug.com/712290.
+  if (config == Config::CLASSIC) {
     system_gesture_filter_.reset(new SystemGestureEventFilter);
     AddPreTargetHandler(system_gesture_filter_.get());
   }
@@ -1051,7 +1053,9 @@ void Shell::Init(const ShellInitParams& init_params) {
 
   // Needs to be created after InitDisplays() since it may cause the virtual
   // keyboard to be deployed.
-  if (config != Config::MASH)
+  // TODO: get working in Config::MUS. This uses InputDeviceManager, which is
+  // not created in mus. http://crbug.com/712290.
+  if (config == Config::CLASSIC)
     virtual_keyboard_controller_.reset(new VirtualKeyboardController);
 
   audio_a11y_controller_.reset(new chromeos::AudioA11yController);