[Smart Lock] Auto sign-in snackbar UI.

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 55190869bd515192e5d9495f85402ca7eab0f604..89f4273d5a1ebc22ebbe3e5aa8f483affe19e6af 100644
--- a/chrome/android/java/strings/android_chrome_strings.grd
+++ b/chrome/android/java/strings/android_chrome_strings.grd
@@ -281,8 +281,11 @@ CHAR-LIMIT guidelines:
       <message name="IDS_PASSWORDS_AUTO_SIGNIN_TITLE" desc="Title for checkbox to enable automatically signing the user in to websites">
         Auto Sign-in
       </message>
+      <message name="IDS_PASSWORDS_AUTO_SIGNIN_MESSAGE" desc="Message shown when the user is automatically signed in to a website">
+        Signed in as <ph name="USERNAME">%1$s<ex>don.john.lemon@gmail.com</ex></ph>
+      </message>
       <message name="IDS_PASSWORDS_AUTO_SIGNIN_DESCRIPTION" desc="Text under 'Auto sign-in' checkbox">
-       Automatically sign in to websites using stored credentials. When the feature is off, you'll be asked for verification every time before signing in to a website.
+        Automatically sign in to websites using stored credentials. When the feature is off, you'll be asked for verification every time before signing in to a website.
       </message>
       <message name="IDS_SECTION_SAVED_PASSWORDS" desc="Header for the list of passwords that have been saved in Chrome. [CHAR-LIMIT=32]">
         Passwords