Set layout_width in WiFi+NFC resource

Bug:17930750
Change-Id: Ida2fd6040a52cc5d7fa6fe6c4a8c86a1a2dc4208
diff --git a/res/layout/write_wifi_config_to_nfc.xml b/res/layout/write_wifi_config_to_nfc.xml
index ee1bb7c..9b19df7 100644
--- a/res/layout/write_wifi_config_to_nfc.xml
+++ b/res/layout/write_wifi_config_to_nfc.xml
@@ -20,6 +20,8 @@
 
     <LinearLayout android:id="@+id/password_layout"
                   style="@style/wifi_item"
+                  android:layout_width="match_parent"
+                  android:layout_height="wrap_content"
                   android:padding="8dip"
                   android:orientation="vertical" >