Fix bottom padding on dialpad.

Bug: 15328499
Change-Id: I00c1396a3c83ecbb9d98cf1d37fcc6d9817e2b5e
diff --git a/res-common/layout/dialpad_view.xml b/res-common/layout/dialpad_view.xml
index bc02bec..3b26c12 100644
--- a/res-common/layout/dialpad_view.xml
+++ b/res-common/layout/dialpad_view.xml
@@ -30,7 +30,6 @@
         android:id="@+id/digits_container"
         android:layout_width="match_parent"
         android:layout_height="@dimen/dialpad_digits_height"
-        android:layout_marginBottom="@dimen/dialpad_digits_margin_bottom"
         android:orientation="horizontal">
 
         <ImageButton android:id="@+id/dialpad_overflow"
diff --git a/res-common/values/dimens.xml b/res-common/values/dimens.xml
index a966dcd..5897be5 100644
--- a/res-common/values/dimens.xml
+++ b/res-common/values/dimens.xml
@@ -122,7 +122,6 @@
     <dimen name="dialpad_horizontal_padding">5dp</dimen>
     <dimen name="dialpad_digits_text_size">36dp</dimen>
     <dimen name="dialpad_digits_height">64dp</dimen>
-    <dimen name="dialpad_digits_margin_bottom">22dp</dimen>
     <dimen name="dialpad_digits_padding">16dp</dimen>
     <dimen name="dialpad_digits_menu_right_padding">10dp</dimen>
     <dimen name="dialpad_center_margin">3dp</dimen>