Adds a flag to support "Virtual Time" to the blink scheduler

components/scheduler/base/lazy_now.h

Index: components/scheduler/base/lazy_now.h
diff --git a/components/scheduler/base/lazy_now.h b/components/scheduler/base/lazy_now.h
index db5f05948ea3b672e154967d260f6381f4911386..fc56b8131666dd8b29351b7d15c2bb388644b644 100644
--- a/components/scheduler/base/lazy_now.h
+++ b/components/scheduler/base/lazy_now.h
@@ -5,29 +5,25 @@
 #ifndef COMPONENTS_SCHEDULER_BASE_LAZY_NOW_H_
 #define COMPONENTS_SCHEDULER_BASE_LAZY_NOW_H_
 
-#include "base/time/time.h"
+#include "base/time/tick_clock.h"

[Sami, 2015/10/28 20:00:34]

nit: Forward decl instead?

[alex clarke (OOO till 29th), 2015/10/29 18:07:30]

Done.

 
 namespace scheduler {
-class TaskQueueManager;
-
 namespace internal {
 
 // Now() is somewhat expensive so it makes sense not to call Now() unless we
 // really need to.
 class LazyNow {
  public:
-  explicit LazyNow(base::TimeTicks now)
-      : task_queue_manager_(nullptr), now_(now) {
+  explicit LazyNow(base::TimeTicks now) : tick_clock_(nullptr), now_(now) {
     DCHECK(!now.is_null());
   }
 
-  explicit LazyNow(TaskQueueManager* task_queue_manager)
-      : task_queue_manager_(task_queue_manager) {}
+  explicit LazyNow(base::TickClock* tick_clock) : tick_clock_(tick_clock) {}
 
   base::TimeTicks Now();
 
  private:
-  TaskQueueManager* task_queue_manager_;  // NOT OWNED
+  base::TickClock* tick_clock_;  // NOT OWNED
   base::TimeTicks now_;
 };