Revert of Per WebViewScheduler virtual time

third_party/WebKit/public/web/WebView.h

Index: third_party/WebKit/public/web/WebView.h
diff --git a/third_party/WebKit/public/web/WebView.h b/third_party/WebKit/public/web/WebView.h
index 66eb058573dcfcd576f1762a08b970c9a9c98836..0f417cad00cc215725da7648b976a5d279a6b763 100644
--- a/third_party/WebKit/public/web/WebView.h
+++ b/third_party/WebKit/public/web/WebView.h
@@ -60,7 +60,6 @@
 class WebSpellCheckClient;
 class WebString;
 class WebViewClient;
-class WebViewScheduler;
 struct WebActiveWheelFlingParameters;
 struct WebDeviceEmulationParams;
 struct WebFloatPoint;
@@ -455,10 +454,6 @@
     virtual void setShowFPSCounter(bool) = 0;
     virtual void setShowScrollBottleneckRects(bool) = 0;
 
-    // Scheduling -----------------------------------------------------------
-
-    virtual WebViewScheduler* scheduler() const = 0;
-
     // Visibility -----------------------------------------------------------
 
     // Sets the visibility of the WebView.