Convert uses of int ms to TimeDelta in chrome/browser and net.

chrome/browser/net/sqlite_persistent_cookie_store.cc

Index: chrome/browser/net/sqlite_persistent_cookie_store.cc
diff --git a/chrome/browser/net/sqlite_persistent_cookie_store.cc b/chrome/browser/net/sqlite_persistent_cookie_store.cc
index e3007c6122b03ffeff17e67a729fe88620e2568e..d6516496ec30dc27877395572a6a6f441fcea9eb 100644
--- a/chrome/browser/net/sqlite_persistent_cookie_store.cc
+++ b/chrome/browser/net/sqlite_persistent_cookie_store.cc
@@ -814,7 +814,8 @@ void SQLitePersistentCookieStore::Backend::BatchOperation(
     // We've gotten our first entry for this batch, fire off the timer.
     BrowserThread::PostDelayedTask(
         BrowserThread::DB, FROM_HERE,
-        base::Bind(&Backend::Commit, this), kCommitIntervalMs);
+        base::Bind(&Backend::Commit, this),
+        base::TimeDelta::FromMilliseconds(kCommitIntervalMs));
   } else if (num_pending == kCommitAfterBatchSize) {
     // We've reached a big enough batch, fire off a commit now.
     BrowserThread::PostTask(