Update comment in file_system_access_write_item.h

PerformSafeBrowsingWriteChecks -> PerformAfterWriteChecks

The method was renamed a while back.

Bug: N/A
Change-Id: I44c8e13e467e17c98cdbb5cea9b50e9195e08fc3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2618496
Commit-Queue: Austin Sullivan <asully@chromium.org>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Cr-Commit-Position: refs/heads/master@{#843366}

content/public/browser/file_system_access_write_item.h

@@ -45,7 +45,7 @@ struct CONTENT_EXPORT FileSystemAccessWriteItem {
 
   // BrowserContext and WebContents the writer is associated with. These fields
   // can be nullptr when calling
-  // FileSystemAccessPermissionContext::PerformSafeBrowsingChecks(), in which
+  // FileSystemAccessPermissionContext::PerformAfterWriteChecks(), in which
   // case they will be filled by that method.
   WebContents* web_contents = nullptr;
   BrowserContext* browser_context = nullptr;