Added task to Observer methods

base/message_loop.h

Index: base/message_loop.h
diff --git a/base/message_loop.h b/base/message_loop.h
index 37e4b81b5e45a2c5db26a91487c47d032c7ae90b..24560af15e376f69c6673075afc0d339ad8e2f3d 100644
--- a/base/message_loop.h
+++ b/base/message_loop.h
@@ -72,10 +72,10 @@ class MessageLoop : public base::MessagePump::Delegate {
     TaskObserver();
 
     // This method is called before processing a task.
-    virtual void WillProcessTask(base::TimeTicks birth_time) = 0;
+    virtual void WillProcessTask(const Task* task) = 0;
 
     // This method is called after processing a task.
-    virtual void DidProcessTask() = 0;
+    virtual void DidProcessTask(const Task* task) = 0;
 
    protected:
     virtual ~TaskObserver();