Convert use of int ms to TimeDelta in files owned by brettw.

content/browser/browser_thread_impl.cc

Index: content/browser/browser_thread_impl.cc
diff --git a/content/browser/browser_thread_impl.cc b/content/browser/browser_thread_impl.cc
index 0814a3c9387f74b3215ab90d23aae429b71bf041..155160ba851d38a24d995b9449416975072af166 100644
--- a/content/browser/browser_thread_impl.cc
+++ b/content/browser/browser_thread_impl.cc
@@ -161,10 +161,11 @@ bool BrowserThreadImpl::PostTaskHelper(
   MessageLoop* message_loop = globals.threads[identifier] ?
       globals.threads[identifier]->message_loop() : NULL;
   if (message_loop) {
+    base::TimeDelta delay = base::TimeDelta::FromMilliseconds(delay_ms);
     if (nestable) {
-      message_loop->PostDelayedTask(from_here, task, delay_ms);
+      message_loop->PostDelayedTask(from_here, task, delay);
     } else {
-      message_loop->PostNonNestableDelayedTask(from_here, task, delay_ms);
+      message_loop->PostNonNestableDelayedTask(from_here, task, delay);
     }
   }