Creat BrowsingDataCookieHelper and CannedBrowsingDataCookieHelper for logging cookies at UI thread.

net/base/cookie_monster.cc

Index: net/base/cookie_monster.cc
===================================================================
--- net/base/cookie_monster.cc	(revision 96178)
+++ net/base/cookie_monster.cc	(working copy)
@@ -2152,6 +2152,31 @@
 }
 
 CookieMonster::CanonicalCookie* CookieMonster::CanonicalCookie::Create(
+    const GURL& url,
+    const ParsedCookie& pc) {
+  if (!pc.IsValid()) {
+    return NULL;
+  }
+
+  std::string domain_string;
+  if (!GetCookieDomain(url, pc, &domain_string)) {
+    return NULL;
+  }
+  std::string path_string = CanonPath(url, pc);
+  std::string mac_key = pc.HasMACKey() ? pc.MACKey() : std::string();
+  std::string mac_algorithm = pc.HasMACAlgorithm() ?
+      pc.MACAlgorithm() : std::string();
+  Time creation_time = Time::Now();
+  Time expiration_time;
+  if (pc.HasExpires())
+    expiration_time =  net::CookieMonster::ParseCookieTime(pc.Expires());
+
+  return (Create(url, pc.Name(), pc.Value(), domain_string, path_string,
+                 mac_key, mac_algorithm, creation_time, expiration_time,
+                 pc.IsSecure(), pc.IsHttpOnly()));
+}
+
+CookieMonster::CanonicalCookie* CookieMonster::CanonicalCookie::Create(
       const GURL& url,
       const std::string& name,
       const std::string& value,