Add ink drop ripple to overview mode button

ash/common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc

Index: ash/common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc
diff --git a/ash/common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc b/ash/common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc
index 17212889f26aa01c9567ba42194e35d268406e0d..1ca9a87907855795a51626d04a49a8d2320b6b68 100644
--- a/ash/common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc
+++ b/ash/common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc
@@ -40,9 +40,7 @@ class ImeMenuTrayTest : public test::AshTestBase {
   const base::string16& GetTrayText() { return GetTray()->label_->text(); }
 
   // Returns true if the background color of the tray is active.
-  bool IsTrayBackgroundActive() {
-    return GetTray()->draw_background_as_active();
-  }
+  bool IsTrayBackgroundActive() { return GetTray()->is_active(); }
 
   // Returns true if the IME menu bubble has been shown.
   bool IsBubbleShown() { return GetTray()->IsImeMenuBubbleShown(); }