Removing the use of base::Time inside the LayerTreeHost system.

cc/trees/thread_proxy.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/thread_proxy.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 1134 matching lines @@
   base::TimeDelta draw_duration_estimate = DrawDurationEstimate();
   base::AutoReset<bool> mark_inside(&impl().inside_draw, true);
 
   // Advance our animations.
   base::TimeTicks monotonic_time;
   if (impl().animations_frozen_until_next_draw)
     monotonic_time = impl().animation_freeze_time;
   else
     monotonic_time = impl().layer_tree_host_impl->CurrentFrameTimeTicks();
 
-  // TODO(ajuma): Remove wall_clock_time once the legacy implementation of
-  // animations in Blink is removed.
-  base::Time wall_clock_time = impl().layer_tree_host_impl->CurrentFrameTime();
-
   // TODO(enne): This should probably happen post-animate.
   if (impl().layer_tree_host_impl->pending_tree())
     impl().layer_tree_host_impl->pending_tree()->UpdateDrawProperties();
-  impl().layer_tree_host_impl->Animate(monotonic_time, wall_clock_time);
+  impl().layer_tree_host_impl->Animate(monotonic_time);
 
   // This method is called on a forced draw, regardless of whether we are able
   // to produce a frame, as the calling site on main thread is blocked until its
   // request completes, and we signal completion here. If CanDraw() is false, we
   // will indicate success=false to the caller, but we must still signal
   // completion to avoid deadlock.
 
   // We guard PrepareToDraw() with CanDraw() because it always returns a valid
   // frame, so can only be used when such a frame is possible. Since
   // DrawLayers() depends on the result of PrepareToDraw(), it is guarded on
@@ skipping 559 matching lines @@
 
   impl().timing_history.DidActivatePendingTree();
 }
 
 void ThreadProxy::DidManageTiles() {
   DCHECK(IsImplThread());
   impl().scheduler->DidManageTiles();
 }
 
 }  // namespace cc