Notification custom layouts: keep settings icon and label together in rtl layout.

chrome/android/java/res/layout/web_notification_big.xml

Index: chrome/android/java/res/layout/web_notification_big.xml
diff --git a/chrome/android/java/res/layout/web_notification_big.xml b/chrome/android/java/res/layout/web_notification_big.xml
index ae93674470d40a9b3756ced68af5685a42dccd0e..9b8d0673d753e45f5b361ef07f746dfc0d04d8a9 100644
--- a/chrome/android/java/res/layout/web_notification_big.xml
+++ b/chrome/android/java/res/layout/web_notification_big.xml
@@ -20,6 +20,7 @@
   |_____________________________________________________|
 -->
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content">
 
@@ -126,6 +127,7 @@
             style="@style/WebNotificationDivider"/>
 
         <RelativeLayout
+            tools:ignore="RelativeOverlap"
             android:layout_width="match_parent"
             android:layout_height="wrap_content">
 
@@ -142,14 +144,13 @@
 
             <Button
                 android:id="@+id/origin"
-                android:layout_width="match_parent"
+                android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_marginEnd="8dp"
                 android:layout_alignParentStart="true"
                 android:layout_alignParentTop="true"
-                android:layout_toStartOf="@+id/small_icon_footer"
                 android:minHeight="40dp"
                 android:gravity="start|center_vertical"
+                android:paddingEnd="8dp"
                 android:singleLine="true"
                 android:ellipsize="start"
                 style="@style/WebNotificationSettingsButton"/>