Use notification display service to collect persistent notifications.

content/browser/notifications/notification_id_generator.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/notifications/notification_id_generator.h"
 
 #include <sstream>
 
 #include "base/base64.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/sha1.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "content/public/browser/browser_context.h"
+#include "content/public/browser/notification_id_verifier.h"
 #include "url/gurl.h"
 
 namespace content {
-namespace {
 
 const char kPersistentNotificationPrefix[] = "p:";
 const char kNonPersistentNotificationPrefix[] = "n:";
 
+namespace {
 const char kSeparator = '#';
 
 // Computes a hash based on the path in which the |browser_context| is stored.
 // Since we only store the hash, SHA-1 is used to make the probability of
 // collisions negligible.
 std::string ComputeBrowserContextHash(BrowserContext* browser_context) {
   const base::FilePath path = browser_context->GetPath();
 
 #if defined(OS_WIN)
   std::string path_hash = base::SHA1HashString(base::WideToUTF8(path.value()));
 #else
   std::string path_hash = base::SHA1HashString(path.value());
 #endif
 
   return base::HexEncode(path_hash.c_str(), path_hash.length());
 }
 
 }  // namespace
 
+// NotificationIdVerifier implementation
+
+// static
+bool NotificationIdVerifier::IsPersistentNotification(
+    const base::StringPiece& notification_id) {
+  return notification_id.starts_with(kPersistentNotificationPrefix);
+}
+
+// static
+bool NotificationIdVerifier::IsNonPersistentNotification(
+    const base::StringPiece& notification_id) {
+  return notification_id.starts_with(kNonPersistentNotificationPrefix);
+}
+
 NotificationIdGenerator::NotificationIdGenerator(
     BrowserContext* browser_context)
     : browser_context_(browser_context) {}
 
 NotificationIdGenerator::~NotificationIdGenerator() {}
 
-// static
-bool NotificationIdGenerator::IsPersistentNotification(
-    const base::StringPiece& notification_id) {
-  return notification_id.starts_with(kPersistentNotificationPrefix);
-}
-
-// static
-bool NotificationIdGenerator::IsNonPersistentNotification(
-    const base::StringPiece& notification_id) {
-  return notification_id.starts_with(kNonPersistentNotificationPrefix);
-}
-
 std::string NotificationIdGenerator::GenerateForPersistentNotification(
     const GURL& origin,
     const std::string& tag,
     int64_t persistent_notification_id) const {
   DCHECK(origin.is_valid());
   DCHECK_EQ(origin, origin.GetOrigin());
 
   std::stringstream stream;
 
   stream << kPersistentNotificationPrefix;
@@ skipping 32 matching lines @@
 
     stream << base::IntToString(non_persistent_notification_id);
   } else {
     stream << tag;
   }
 
   return stream.str();
 }
 
 }  // namespace content