Handle delayed tasks more natively in the scheduler

cc/test/test_now_source.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_TEST_TEST_NOW_SOURCE_H_
 #define CC_TEST_TEST_NOW_SOURCE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 19 matching lines @@
   void AdvanceNowMicroseconds(int64_t period_in_microseconds);
   void SetNowMicroseconds(int64_t time_in_microseconds);
 
   static const base::TimeTicks kAbsoluteMaxNow;
 
   // Tracing functions
   scoped_refptr<base::trace_event::ConvertableToTraceFormat> AsValue() const;
   void AsValueInto(base::trace_event::TracedValue* state) const;
   std::string ToString() const;
 
+  int NumNowCalls() const { return num_now_calls_; }
+
  protected:
   TestNowSource();
   explicit TestNowSource(int64_t initial);
   explicit TestNowSource(base::TimeTicks initial);
 
   base::TimeTicks initial_;
   base::TimeTicks now_;
+  mutable int num_now_calls_;
 
  private:
   friend class base::RefCounted<TestNowSource>;
   virtual ~TestNowSource();
 };
 
 // gtest pretty printing functions
 void PrintTo(const scoped_refptr<TestNowSource>& src, ::std::ostream* os);
 ::std::ostream& operator<<(::std::ostream& os,
                            const scoped_refptr<TestNowSource>& src);
 
 }  // namespace cc
 
 #endif  // CC_TEST_TEST_NOW_SOURCE_H_