Remove an obsolete TODO for removing OnWindowActivated

chrome/browser/memory/tab_manager_delegate_chromeos.cc

 // Copyright 2015 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 "chrome/browser/memory/tab_manager_delegate_chromeos.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <map>
@@ skipping 312 matching lines @@
   int selected_index = tab_strip_model->active_index();
   content::WebContents* contents =
       tab_strip_model->GetWebContentsAt(selected_index);
   if (!contents)
     return;
 
   base::ProcessHandle pid = contents->GetRenderProcessHost()->GetHandle();
   AdjustFocusedTabScore(pid);
 }
 
-// TODO(cylee): Remove this function if Android process OOM score settings
-// is moved back to Android.
-// For example, negotiate non-overlapping OOM score ranges so Chrome and Android
-// can set OOM score for processes in their own world.
 void TabManagerDelegate::OnWindowActivated(
     aura::client::ActivationChangeObserver::ActivationReason reason,
     aura::Window* gained_active,
     aura::Window* lost_active) {
   if (IsArcWindow(gained_active)) {
     // Currently there is no way to know which app is displayed in the ARC
     // window, so schedule an early adjustment for all processes to reflect
     // the change.
     // Put a dummy FocusedProcess with nspid = kInvalidArcAppNspid for now to
     // indicate the focused process is an arc app.
@@ skipping 406 matching lines @@
     }
     priority += priority_increment;
   }
 
   if (oom_scores_to_change.size())
     GetDebugDaemonClient()->SetOomScoreAdj(
         oom_scores_to_change, base::Bind(&OnSetOomScoreAdj));
 }
 
 }  // namespace memory