[NOT FOR LANDING] Detailed loading traces

components/safe_browsing_db/util.cc

Index: components/safe_browsing_db/util.cc
diff --git a/components/safe_browsing_db/util.cc b/components/safe_browsing_db/util.cc
index da26b2a74bfcf925973cefaee3c5f6ef4448f457..0dcf907ca20904ae8259a71fa44055d82f4c6b19 100644
--- a/components/safe_browsing_db/util.cc
+++ b/components/safe_browsing_db/util.cc
@@ -6,6 +6,7 @@
 
 #include <stddef.h>
 
+#include "base/trace_event/trace_event.h"
 #include "base/macros.h"
 #include "base/strings/string_util.h"
 #include "base/trace_event/trace_event.h"
@@ -317,6 +318,7 @@ void CanonicalizeUrl(const GURL& url,
 void UrlToFullHashes(const GURL& url,
                      bool include_whitelist_hashes,
                      std::vector<SBFullHash>* full_hashes) {
+  TRACE_EVENT0("toplevel", "UrlToFullHashes");
   // Include this function in traces because it's not cheap so it should be
   // called sparingly.
   TRACE_EVENT2("loader", "safe_browsing::UrlToFullHashes", "url", url.spec(),
@@ -349,6 +351,8 @@ void UrlToFullHashes(const GURL& url,
 }
 
 void GenerateHostsToCheck(const GURL& url, std::vector<std::string>* hosts) {
+  TRACE_EVENT0("toplevel", "GenerateHostsToCheck");
+
   hosts->clear();
 
   std::string canon_host;
@@ -386,6 +390,8 @@ void GenerateHostsToCheck(const GURL& url, std::vector<std::string>* hosts) {
 }
 
 void GeneratePathsToCheck(const GURL& url, std::vector<std::string>* paths) {
+  TRACE_EVENT0("toplevel", "GeneratePathsToCheck");
+
   paths->clear();
 
   std::string canon_path;