Rename TaskRunner::RunsTasksOnCurrentThread() in //chrome

chrome/browser/safe_browsing/notification_image_reporter.cc

Index: chrome/browser/safe_browsing/notification_image_reporter.cc
diff --git a/chrome/browser/safe_browsing/notification_image_reporter.cc b/chrome/browser/safe_browsing/notification_image_reporter.cc
index 93cc48781a3c767325427e72ff13eb3aecdbe745..2856b4752932619c793806b6b47c7b7ebc166db2 100644
--- a/chrome/browser/safe_browsing/notification_image_reporter.cc
+++ b/chrome/browser/safe_browsing/notification_image_reporter.cc
@@ -163,7 +163,7 @@ void NotificationImageReporter::DownscaleNotificationImageOnBlockingPool(
     const base::WeakPtr<NotificationImageReporter>& weak_this_on_io,
     const GURL& origin,
     const SkBitmap& image) {
-  DCHECK(BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+  base::ThreadRestrictions::AssertIOAllowed();
 
   // Downscale to fit within 512x512. TODO(johnme): Get this from Finch.
   const double MAX_SIZE = 512;