Clean-up: Replaces obsolete Font/FontList methods.

ash/system/monitor/tray_monitor.cc

 // Copyright (c) 2012 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 "ash/system/monitor/tray_monitor.h"
 
 #include "ash/gpu_support.h"
 #include "ash/shell.h"
 #include "ash/system/tray/tray_item_view.h"
 #include "base/process/memory.h"
@@ skipping 27 matching lines @@
   TrayItemView* view = new TrayItemView(this);
   view->CreateLabel();
   label_ = view->label();
   label_->SetAutoColorReadabilityEnabled(false);
   label_->SetEnabledColor(SK_ColorWHITE);
   label_->SetBackgroundColor(SkColorSetARGB(0, 255, 255, 255));
   label_->SetShadowColors(SkColorSetARGB(64, 0, 0, 0),
                           SkColorSetARGB(64, 0, 0, 0));
   label_->SetShadowOffset(0, 1);
   label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  label_->SetFontList(label_->font_list().DeriveFontListWithSizeDelta(-2));
+  label_->SetFontList(label_->font_list().DeriveWithSizeDelta(-2));
   return view;
 }
 
 void TrayMonitor::DestroyTrayView() {
   label_ = NULL;
 }
 
 void TrayMonitor::OnTimer() {
   GPUSupport::GetGpuProcessHandlesCallback callback =
       base::Bind(&TrayMonitor::OnGotHandles, base::Unretained(this));
@@ skipping 35 matching lines @@
                                base::UTF16ToUTF8(private_size).c_str(),
                                base::UTF16ToUTF8(shared_size).c_str());
   label_->SetText(base::UTF8ToUTF16(output));
   refresh_timer_.Start(FROM_HERE,
       base::TimeDelta::FromMilliseconds(kRefreshTimeoutMs),
       this, &TrayMonitor::OnTimer);
 }
 
 }  // namespace internal
 }  // namespace ash