Notifications in sensitive contexts now display origin + small icon

chrome/android/java/strings/android_chrome_strings.grd

Index: chrome/android/java/strings/android_chrome_strings.grd
diff --git a/chrome/android/java/strings/android_chrome_strings.grd b/chrome/android/java/strings/android_chrome_strings.grd
index 4ab381de5624e3aa569ed52a0c259f25c73b238d..b54fa79d1a5767a1668b950e537f4e74b637cef5 100644
--- a/chrome/android/java/strings/android_chrome_strings.grd
+++ b/chrome/android/java/strings/android_chrome_strings.grd
@@ -1648,6 +1648,9 @@ To obtain new licenses, connect to the internet and play your downloaded content
       </message>
 
       <!-- Web Notifications API -->
+      <message name="IDS_NOTIFICATION_HIDDEN_TEXT" desc="Text shown in place of notification contents when the notification is hidden on a secure lockscreen [CHAR-LIMIT=32]">

[Peter Beverloo, 2016/09/09 12:53:31]

nit: "the notification is hidden" -> "the notification's contents have been
hidden"

[awdf, 2016/09/09 15:55:26]

Done.

I actually just copied this from Android's own description for the same string,
but happy to go with your version :)

+        Contents hidden
+      </message>
       <message name="IDS_NOTIFICATION_SITE_SETTINGS_BUTTON" desc="Text of a button shown on notifications, that opens the Site Settings of the website that showed the notification. (If it isn't possible to fit within the char limit, the string will be ellipsized if 3 buttons are shown side by side, so try to ensure that the user can guess the meaning from the first 8 characters). [CHAR-LIMIT=9]">
         Settings
       </message>