Replaces instances of the deprecated TimeTicks::HighResNow() with TimeTicks::Now().

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index e90c967a2fa48214fa044af980707c30c4dcd52a..c3cca94ec2752dd3e2cdbb3bf0304d9716a90d21 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -389,9 +389,6 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   bool GotResponseToLockMouseRequest(bool allowed);
 
   // Tells the RenderWidget about the latest vsync parameters.
-  // Note: Make sure the timebase was obtained using
-  // base::TimeTicks::HighResNow. Using the non-high res timer will result in
-  // incorrect synchronization across processes.
   virtual void UpdateVSyncParameters(base::TimeTicks timebase,
                                      base::TimeDelta interval);