Notification custom layouts: spacing of the timestamp.

Fixes spacing in Material (Holo will come later).

BUG=541617

Review URL: https://codereview.chromium.org/1418453003

Cr-Commit-Position: refs/heads/master@{#357075}

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

@@ -35,8 +35,12 @@
         android:id="@+id/time"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_alignBaseline="@id/title"
         android:layout_alignParentEnd="true"
         android:layout_alignParentTop="true"
+        android:layout_marginEnd="8dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
         android:singleLine="true"
         style="@style/WebNotificationTime"/>
 

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

@@ -57,12 +57,16 @@
 
             <TextView
                 android:id="@+id/time"
-                style="@style/WebNotificationTime"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
+                android:layout_alignBaseline="@id/title"
                 android:layout_alignParentEnd="true"
                 android:layout_alignParentTop="true"
-                android:singleLine="true"/>
+                android:layout_marginEnd="8dp"
+                android:layout_marginStart="8dp"
+                android:layout_marginTop="8dp"
+                android:singleLine="true"
+                style="@style/WebNotificationTime"/>
 
         </RelativeLayout>