Add priority to Notification & NotificationOptions.

Source/modules/notifications/Notification.cpp

Index: Source/modules/notifications/Notification.cpp
diff --git a/Source/modules/notifications/Notification.cpp b/Source/modules/notifications/Notification.cpp
index cb95b15625b0b8f6661ed312321f923e6d905d7f..8102af0662b7a4091e7e8bae014c1e9f9d658251 100644
--- a/Source/modules/notifications/Notification.cpp
+++ b/Source/modules/notifications/Notification.cpp
@@ -106,10 +106,11 @@ Notification* Notification::create(ExecutionContext* context, const String& titl
 
     Notification* notification = new Notification(title, context);
 
+    notification->setDir(options.dir());
+    notification->setLang(options.lang());
     notification->setBody(options.body());
     notification->setTag(options.tag());
-    notification->setLang(options.lang());
-    notification->setDir(options.dir());
+    notification->setPriority(options.priority());
     notification->setVibrate(NavigatorVibration::sanitizeVibrationPattern(options.vibrate()));
     notification->setSilent(options.silent());
     notification->setSerializedData(data.release());
@@ -142,6 +143,7 @@ Notification* Notification::create(ExecutionContext* context, int64_t persistent
     notification->setLang(data.lang);
     notification->setBody(data.body);
     notification->setTag(data.tag);
+    notification->setPriority(priorityString(data.priority));
     notification->setSilent(data.silent);
 
     if (!data.icon.isEmpty())
@@ -172,6 +174,7 @@ Notification::Notification(const String& title, ExecutionContext* context)
     : ActiveDOMObject(context)
     , m_title(title)
     , m_dir("auto")
+    , m_priority("normal")
     , m_silent(false)
     , m_persistentId(kInvalidPersistentId)
     , m_state(NotificationStateIdle)
@@ -205,6 +208,7 @@ void Notification::show()
 
     // FIXME: Do CSP checks on the associated notification icon.
     WebNotificationData::Direction dir = m_dir == "rtl" ? WebNotificationData::DirectionRightToLeft : WebNotificationData::DirectionLeftToRight;
+    WebNotificationData::Priority priority = priorityEnum(m_priority);
 
     // The lifetime and availability of non-persistent notifications is tied to the page
     // they were created by, and thus the data doesn't have to be known to the embedder.
@@ -213,7 +217,7 @@ void Notification::show()
     WebVector<WebNotificationAction> webActions;
     actionsToWebActions(m_actions, &webActions);
 
-    WebNotificationData notificationData(m_title, dir, m_lang, m_body, m_tag, m_iconUrl, m_vibrate, m_silent, emptyDataWireBytes, webActions);
+    WebNotificationData notificationData(m_title, dir, m_lang, m_body, m_tag, priority, m_iconUrl, m_vibrate, m_silent, emptyDataWireBytes, webActions);
     notificationManager()->show(WebSecurityOrigin(origin), notificationData, this);
 
     m_state = NotificationStateShowing;
@@ -321,6 +325,42 @@ ScriptPromise Notification::requestPermission(ScriptState* scriptState, Notifica
     return permissionClient->requestPermission(scriptState, deprecatedCallback);
 }
 
+WebNotificationData::Priority Notification::priorityEnum(const String& priority)
+{
+    if (priority == "lowest")
+        return WebNotificationData::PriorityLowest;
+    if (priority == "low")
+        return WebNotificationData::PriorityLow;
+    if (priority == "normal")
+        return WebNotificationData::PriorityNormal;
+    if (priority == "high")
+        return WebNotificationData::PriorityHigh;
+    if (priority == "highest")
+        return WebNotificationData::PriorityHighest;
+
+    ASSERT_NOT_REACHED();
+    return WebNotificationData::PriorityNormal;
+}
+
+String Notification::priorityString(WebNotificationData::Priority priority)
+{
+    switch (priority) {
+    case WebNotificationData::PriorityLowest:
+        return "lowest";
+    case WebNotificationData::PriorityLow:
+        return "low";
+    case WebNotificationData::PriorityNormal:
+        return "normal";
+    case WebNotificationData::PriorityHigh:
+        return "high";
+    case WebNotificationData::PriorityHighest:
+        return "highest";
+    }
+
+    ASSERT_NOT_REACHED();
+    return "normal";
+}
+
 size_t Notification::maxActions()
 {
     return notificationManager()->maxActions();