diff --git a/java/res/drawable/btn_keyboard_key_lxx_dark.xml b/java/res/drawable/btn_keyboard_key_lxx_dark.xml
index c82c138..bb1789a 100644
--- a/java/res/drawable/btn_keyboard_key_lxx_dark.xml
+++ b/java/res/drawable/btn_keyboard_key_lxx_dark.xml
@@ -15,11 +15,6 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <!-- Custom label action keys. -->
-    <item android:state_active="true" android:state_checked="true" android:state_pressed="true"
-          android:drawable="@color/key_background_pressed_lxx_dark" />
-    <item android:state_active="true" android:state_checked="true"
-          android:drawable="@color/key_background_lxx_dark" />
     <!-- Action keys. -->
     <item android:state_active="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_active_pressed_lxx_dark" />
diff --git a/java/res/drawable/btn_keyboard_key_lxx_light.xml b/java/res/drawable/btn_keyboard_key_lxx_light.xml
index f237fbe..60fe02d 100644
--- a/java/res/drawable/btn_keyboard_key_lxx_light.xml
+++ b/java/res/drawable/btn_keyboard_key_lxx_light.xml
@@ -15,11 +15,6 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <!-- Custom label action keys. -->
-    <item android:state_active="true" android:state_checked="true" android:state_pressed="true"
-          android:drawable="@color/key_background_pressed_lxx_light" />
-    <item android:state_active="true" android:state_checked="true"
-          android:drawable="@color/key_background_lxx_light" />
     <!-- Action keys. -->
     <item android:state_active="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_active_pressed_lxx_light" />
diff --git a/java/res/values/attrs.xml b/java/res/values/attrs.xml
index 254ef8c..009df79 100644
--- a/java/res/values/attrs.xml
+++ b/java/res/values/attrs.xml
@@ -284,7 +284,6 @@
             <enum name="stickyOff" value="3" />
             <enum name="stickyOn" value="4" />
             <enum name="action" value="5" />
-            <enum name="customAction" value="6" />
         </attr>
         <!-- The key action flags. -->
         <attr name="keyActionFlags" format="integer">
diff --git a/java/src/com/android/inputmethod/keyboard/Key.java b/java/src/com/android/inputmethod/keyboard/Key.java
index afcb3b6..5b090d9 100644
--- a/java/src/com/android/inputmethod/keyboard/Key.java
+++ b/java/src/com/android/inputmethod/keyboard/Key.java
@@ -139,7 +139,6 @@
     public static final int BACKGROUND_TYPE_STICKY_OFF = 3;
     public static final int BACKGROUND_TYPE_STICKY_ON = 4;
     public static final int BACKGROUND_TYPE_ACTION = 5;
-    public static final int BACKGROUND_TYPE_CUSTOM_ACTION = 6;
 
     private final int mActionFlags;
     private static final int ACTION_FLAGS_IS_REPEATABLE = 0x01;
@@ -506,7 +505,6 @@
         case BACKGROUND_TYPE_STICKY_OFF: return "stickyOff";
         case BACKGROUND_TYPE_STICKY_ON: return "stickyOn";
         case BACKGROUND_TYPE_ACTION: return "action";
-        case BACKGROUND_TYPE_CUSTOM_ACTION: return "customAction";
         default: return null;
         }
     }
@@ -873,8 +871,6 @@
             new KeyBackgroundState(android.R.attr.state_checkable, android.R.attr.state_checked),
             // 5: BACKGROUND_TYPE_ACTION
             new KeyBackgroundState(android.R.attr.state_active),
-            // 6: BACKGROUND_TYPE_CUSTOM_ACTION
-            new KeyBackgroundState(android.R.attr.state_active, android.R.attr.state_checked)
         };
     }