Remove old Sleep and PostDelayedTask interfaces that use int ms instead of TimeDelta.

base/message_loop.h

Index: base/message_loop.h
diff --git a/base/message_loop.h b/base/message_loop.h
index d78b58addc2019ad46b61e79adf8c918f432a9dd..a92ff7e2660f8afff037bd291c2c1a6de2d5ddf8 100644
--- a/base/message_loop.h
+++ b/base/message_loop.h
@@ -165,10 +165,6 @@ class BASE_EXPORT MessageLoop : public base::MessagePump::Delegate {
 
   void PostDelayedTask(
       const tracked_objects::Location& from_here,
-      const base::Closure& task, int64 delay_ms);
-
-  void PostDelayedTask(
-      const tracked_objects::Location& from_here,
       const base::Closure& task,
       base::TimeDelta delay);
 
@@ -178,10 +174,6 @@ class BASE_EXPORT MessageLoop : public base::MessagePump::Delegate {
 
   void PostNonNestableDelayedTask(
       const tracked_objects::Location& from_here,
-      const base::Closure& task, int64 delay_ms);
-
-  void PostNonNestableDelayedTask(
-      const tracked_objects::Location& from_here,
       const base::Closure& task,
       base::TimeDelta delay);
 
@@ -449,7 +441,7 @@ class BASE_EXPORT MessageLoop : public base::MessagePump::Delegate {
   bool DeletePendingTasks();
 
   // Calculates the time at which a PendingTask should run.
-  base::TimeTicks CalculateDelayedRuntime(int64 delay_ms);
+  base::TimeTicks CalculateDelayedRuntime(base::TimeDelta delay);
 
   // Start recording histogram info about events and action IF it was enabled
   // and IF the statistics recorder can accept a registration of our histogram.