Fix accessibility issues with dialpad

Bug: 10314426
Change-Id: Ieecb5cc64ce93fb8457ed0cab0d054b5a1b1586c
diff --git a/res/layout/dialpad_fragment.xml b/res/layout/dialpad_fragment.xml
index a248549..4007e36 100644
--- a/res/layout/dialpad_fragment.xml
+++ b/res/layout/dialpad_fragment.xml
@@ -23,7 +23,7 @@
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1" />
-    <LinearLayout
+    <view class="com.android.dialer.dialpad.DialpadFragment$HoverIgnoringLinearLayout"
         android:id="@+id/top"
         android:layout_width="match_parent"
         android:layout_height="0dp"
@@ -122,5 +122,5 @@
             android:layout_weight="1"
         />
 
-    </LinearLayout>
+    </view>
 </view>