cc: Remove estimated parent draw time from renderer

cc/trees/layer_tree_host_impl.cc

 // Copyright 2011 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.
 
 #include "cc/trees/layer_tree_host_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 2323 matching lines @@
   // means a new max texture size which affects draw properties. Also, if the
   // draw properties were up to date, layers still lost resources and we need to
   // UpdateDrawProperties() after calling RecreateTreeResources().
   active_tree_->set_needs_update_draw_properties();
   if (pending_tree_)
     pending_tree_->set_needs_update_draw_properties();
 
   CreateTileManagerResources();
   RecreateTreeResources();
 
-  // TODO(brianderson): Don't use a hard-coded parent draw time.
-  base::TimeDelta parent_draw_time =
-      compositor_frame_sink_->capabilities().adjust_deadline_for_parent
-          ? BeginFrameArgs::DefaultEstimatedParentDrawTime()
-          : base::TimeDelta();
-  client_->SetEstimatedParentDrawTime(parent_draw_time);
   client_->OnCanDrawStateChanged(CanDraw());
   SetFullViewportDamage();
   // There will not be anything to draw here, so set high res
   // to avoid checkerboards, typically when we are recovering
   // from lost context.
   // TODO(crbug.com/469175): Replace with RequiresHighResToDraw.
   SetRequiresHighResToDraw();
 
   return true;
 }
@@ skipping 1830 matching lines @@
   if (is_visible) {
     worker_context_visibility_ =
         worker_context->CacheController()->ClientBecameVisible();
   } else {
     worker_context->CacheController()->ClientBecameNotVisible(
         std::move(worker_context_visibility_));
   }
 }
 
 }  // namespace cc