Implement Android UI of web notification inline replies

chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationUIManager.java

Index: chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationUIManager.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationUIManager.java b/chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationUIManager.java
index c7665997e2de3934b4e53ef3239a2a1d5ed0a5b7..8d652bc0ca2c96a91755a4097d7bbd885d47a580 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationUIManager.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationUIManager.java
@@ -452,9 +452,17 @@ public class NotificationUIManager {
     private void displayNotification(long persistentNotificationId, String origin, String profileId,
             boolean incognito, String tag, String title, String body, Bitmap icon, Bitmap badge,
             int[] vibrationPattern, long timestamp, boolean renotify, boolean silent,
-            String[] actionTitles, Bitmap[] actionIcons) {
-        if (actionTitles.length != actionIcons.length) {
-            throw new IllegalArgumentException("The number of action titles and icons must match.");
+            int[] actionTypes, String[] actionTitles, Bitmap[] actionIcons,
+            String[] actionPlaceholders) {
+        if (actionTypes.length != actionTitles.length) {
+            throw new IllegalArgumentException("The number of action types and titles must match.");
+        }
+        if (actionTypes.length != actionIcons.length) {
+            throw new IllegalArgumentException("The number of action types and icons must match.");
+        }
+        if (actionTypes.length != actionPlaceholders.length) {
+            throw new IllegalArgumentException(
+                    "The number of action types and placeholders must match.");
         }
 
         Resources res = mAppContext.getResources();
@@ -496,10 +504,13 @@ public class NotificationUIManager {
                         .setTimestamp(timestamp)
                         .setRenotify(renotify)
                         .setOrigin(UrlUtilities.formatUrlForSecurityDisplay(
-                                origin, false /* showScheme */));
+                                origin, false /* showScheme */))
+                        .setDefaultActionPlaceholder(res.getString(
+                                R.string.notification_inline_reply_default_placeholder));
 
         for (int actionIndex = 0; actionIndex < actionTitles.length; actionIndex++) {
-            notificationBuilder.addAction(actionIcons[actionIndex], actionTitles[actionIndex],
+            notificationBuilder.addAction(actionTypes[actionIndex], actionIcons[actionIndex],
+                    actionTitles[actionIndex], actionPlaceholders[actionIndex],
                     makePendingIntent(NotificationConstants.ACTION_CLICK_NOTIFICATION,
                                                   persistentNotificationId, origin, profileId,
                                                   incognito, tag, actionIndex));