Fix compilation error in aura_init.cc

chrome/browser/ui/views/aura/aura_init.cc

 // Copyright (c) 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 "chrome/browser/ui/views/aura/aura_init.h"
 
 #include "chrome/browser/ui/views/chrome_views_delegate.h"
 #include "ui/aura/desktop.h"
 #include "ui/aura/hit_test.h"
 #include "ui/aura/window_delegate.h"
@@ skipping 17 matching lines @@
   virtual void OnBlur() OVERRIDE {}
   virtual bool OnKeyEvent(aura::KeyEvent* event) OVERRIDE {
     return false;
   }
   virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE {
     return HTCLIENT;
   }
   virtual bool OnMouseEvent(aura::MouseEvent* event) OVERRIDE {
     return true;
   }
+  virtual void OnCaptureLost() OVERRIDE {
+  }
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
     canvas->AsCanvasSkia()->drawColor(color_, SkXfermode::kSrc_Mode);
   }
   virtual void OnWindowDestroying() OVERRIDE {
   }
   virtual void OnWindowDestroyed() OVERRIDE {
     delete this;
   }
 
  private:
@@ skipping 42 matching lines @@
   DemoWindowDelegate* window_delegate1 = new DemoWindowDelegate(SK_ColorBLUE);
   aura::Window* window1 = new aura::Window(window_delegate1);
   window1->set_id(1);
   window1->Init();
   window1->SetBounds(gfx::Rect(100, 100, 400, 400), 0);
   window1->SetVisibility(aura::Window::VISIBILITY_SHOWN);
   window1->SetParent(NULL);
 }
 
 }  // namespace browser