Add functions to expand PostDelayedTask interface.

base/message_loop_proxy_impl.h

Index: base/message_loop_proxy_impl.h
diff --git a/base/message_loop_proxy_impl.h b/base/message_loop_proxy_impl.h
index 847ee4cf238e3643bcd58a2f246db1f1a7ec2a3c..88e1d45ad9418af312e7938373b31c0c8a9219b3 100644
--- a/base/message_loop_proxy_impl.h
+++ b/base/message_loop_proxy_impl.h
@@ -25,10 +25,17 @@ class BASE_EXPORT MessageLoopProxyImpl
   virtual bool PostDelayedTask(const tracked_objects::Location& from_here,
                                const base::Closure& task,
                                int64 delay_ms) OVERRIDE;
+  virtual bool PostDelayedTask(const tracked_objects::Location& from_here,
+                               const base::Closure& task,
+                               base::TimeDelta delay) OVERRIDE;
   virtual bool PostNonNestableDelayedTask(
       const tracked_objects::Location& from_here,
       const base::Closure& task,
       int64 delay_ms) OVERRIDE;
+  virtual bool PostNonNestableDelayedTask(
+      const tracked_objects::Location& from_here,
+      const base::Closure& task,
+      base::TimeDelta delay) OVERRIDE;
   virtual bool RunsTasksOnCurrentThread() const OVERRIDE;
 
  protected:
@@ -45,7 +52,7 @@ class BASE_EXPORT MessageLoopProxyImpl
 
   bool PostTaskHelper(const tracked_objects::Location& from_here,
                       const base::Closure& task,
-                      int64 delay_ms,
+                      base::TimeDelta delay,
                       bool nestable);
 
   // Allow the messageLoop to create a MessageLoopProxyImpl.