Remove unused local variable

Change-Id: Ia71e03ee59153db1dbc35028569f7c76d5b12bf7
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java
index d16c71c..e73f5a0 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java
@@ -618,8 +618,6 @@
 
         final TypedArray a = mResources.obtainAttributes(Xml.asAttributeSet(parser),
                 R.styleable.Keyboard_Case);
-        final TypedArray viewAttr = mResources.obtainAttributes(Xml.asAttributeSet(parser),
-                R.styleable.KeyboardView);
         try {
             final boolean modeMatched = matchTypedValue(a,
                     R.styleable.Keyboard_Case_mode, id.mMode, KeyboardId.modeName(id.mMode));
@@ -676,7 +674,6 @@
             return selected;
         } finally {
             a.recycle();
-            viewAttr.recycle();
         }
     }