Plumb Notification action icons through to the UI layer.

chrome/android/javatests/src/org/chromium/chrome/browser/notifications/StandardNotificationBuilderTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/notifications/StandardNotificationBuilderTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/notifications/StandardNotificationBuilderTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/notifications/StandardNotificationBuilderTest.java
index 99eea9d45f9bb7bfe77fa192d4e2806d6a73d489..ef29a6a96fbe2ecdb517f9643c01e3e7bcf159db 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/notifications/StandardNotificationBuilderTest.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/notifications/StandardNotificationBuilderTest.java
@@ -41,6 +41,9 @@ public void testSetAll() {
         Bitmap largeIcon = Bitmap.createBitmap(
                 new int[] {Color.RED}, 1 /* width */, 1 /* height */, Bitmap.Config.ARGB_8888);
 
+        Bitmap actionIcon = Bitmap.createBitmap(
+                new int[] {Color.GRAY}, 1 /* width */, 1 /* height */, Bitmap.Config.ARGB_8888);
+
         Notification notification =
                 new StandardNotificationBuilder(context)
                         .setSmallIcon(R.drawable.ic_chrome)
@@ -53,7 +56,8 @@ public void testSetAll() {
                         .setVibrate(new long[] {100L})
                         .setContentIntent(pendingContentIntent)
                         .setDeleteIntent(pendingDeleteIntent)
-                        .addAction(0 /* iconId */, "button", null /* intent */)
+                        .addAction(0 /* iconId */, "button 1", null /* intent */)
+                        .addAction(actionIcon, "button 2", null /* intent */)
                         .addSettingsAction(0 /* iconId */, "settings", null /* intent */)
                         .build();
 
@@ -68,8 +72,9 @@ public void testSetAll() {
         assertEquals(100L, notification.vibrate[0]);
         assertEquals(pendingContentIntent, notification.contentIntent);
         assertEquals(pendingDeleteIntent, notification.deleteIntent);
-        assertEquals(2, notification.actions.length);
-        assertEquals("button", notification.actions[0].title);
-        assertEquals("settings", notification.actions[1].title);
+        assertEquals(3, notification.actions.length);
+        assertEquals("button1", notification.actions[0].title);
+        assertEquals("button2", notification.actions[1].title);
+        assertEquals("settings", notification.actions[2].title);
     }
 }