Switch to TimeDelta interfaces for TestTimeouts in sync code.

chrome/browser/sync/test/integration/sessions_helper.cc

Index: chrome/browser/sync/test/integration/sessions_helper.cc
diff --git a/chrome/browser/sync/test/integration/sessions_helper.cc b/chrome/browser/sync/test/integration/sessions_helper.cc
index e7ca8b016db9d0a4cb3586db4508abc4b56e66f7..05886741e88914a9f26f14bc1ba0356de4c6a547 100644
--- a/chrome/browser/sync/test/integration/sessions_helper.cc
+++ b/chrome/browser/sync/test/integration/sessions_helper.cc
@@ -121,10 +121,8 @@ bool OpenMultipleTabs(int index, const std::vector<GURL>& urls) {
 
 bool WaitForTabsToLoad(int index, const std::vector<GURL>& urls) {
   DVLOG(1) << "Waiting for session to propagate to associator.";
-  static const int timeout_milli = TestTimeouts::action_max_timeout_ms();
   base::TimeTicks start_time = base::TimeTicks::Now();
-  base::TimeTicks end_time = start_time +
-                             base::TimeDelta::FromMilliseconds(timeout_milli);
+  base::TimeTicks end_time = start_time + TestTimeouts::action_max_timeout();
   bool found;
   for (std::vector<GURL>::const_iterator it = urls.begin();
        it != urls.end(); ++it) {