Prepare for per-webview virtual time

components/scheduler/renderer/web_frame_scheduler_impl.h

Index: components/scheduler/renderer/web_frame_scheduler_impl.h
diff --git a/components/scheduler/renderer/web_frame_scheduler_impl.h b/components/scheduler/renderer/web_frame_scheduler_impl.h
index cec06ef7f7ffccd4317301d7df5fdf75f2501e80..1213b71394b81333f4ea7e147c0a8f9f4427229b 100644
--- a/components/scheduler/renderer/web_frame_scheduler_impl.h
+++ b/components/scheduler/renderer/web_frame_scheduler_impl.h
@@ -8,6 +8,7 @@
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "components/scheduler/base/task_queue.h"
 #include "components/scheduler/scheduler_export.h"
 #include "third_party/WebKit/public/platform/WebFrameScheduler.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
@@ -18,6 +19,7 @@ class SingleThreadTaskRunner;
 
 namespace scheduler {
 
+class AutoAdvancingVirtualTimeDomain;
 class RendererSchedulerImpl;
 class TaskQueue;
 class WebTaskRunnerImpl;
@@ -37,6 +39,9 @@ class SCHEDULER_EXPORT WebFrameSchedulerImpl : public blink::WebFrameScheduler {
   blink::WebTaskRunner* timerTaskRunner() override;
   void setFrameOrigin(const blink::WebSecurityOrigin& origin) override;
 
+  void OnVirtualTimeDomainChanged();
+  void OnVirtualTimePumpPolicyChanged();
+
  private:
   friend class WebViewSchedulerImpl;
 
@@ -47,8 +52,9 @@ class SCHEDULER_EXPORT WebFrameSchedulerImpl : public blink::WebFrameScheduler {
   scoped_refptr<TaskQueue> timer_task_queue_;
   scoped_ptr<WebTaskRunnerImpl> loading_web_task_runner_;
   scoped_ptr<WebTaskRunnerImpl> timer_web_task_runner_;
-  RendererSchedulerImpl* renderer_scheduler_;        // NOT OWNED
-  WebViewSchedulerImpl* parent_web_view_scheduler_;  // NOT OWNED
+  RendererSchedulerImpl* renderer_scheduler_;            // NOT OWNED
+  WebViewSchedulerImpl* parent_web_view_scheduler_;      // NOT OWNED
+  TaskQueue::PumpPolicy virtual_time_pump_policy_;
   blink::WebSecurityOrigin origin_;
   bool frame_visible_;
   bool page_visible_;