favor DCHECK_CURRENTLY_ON for better logs in content/browser/[a-d]*

content/browser/download/save_file.cc

Index: content/browser/download/save_file.cc
diff --git a/content/browser/download/save_file.cc b/content/browser/download/save_file.cc
index 4404fc866d73e82f6dda7aca8788eac43c9e4b22..a5c7488242f317dd77953ff5565378fed33806d2 100644
--- a/content/browser/download/save_file.cc
+++ b/content/browser/download/save_file.cc
@@ -23,14 +23,14 @@ SaveFile::SaveFile(const SaveFileCreateInfo* info, bool calculate_hash)
             base::File(),
             net::BoundNetLog()),
       info_(info) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
   DCHECK(info);
   DCHECK(info->path.empty());
 }
 
 SaveFile::~SaveFile() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 }
 
 DownloadInterruptReason SaveFile::Initialize() {