Make BrowserMainParts have an empty implementation to make embedding easier.

ui/views/examples/content_client/examples_browser_main_parts.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 "ui/views/examples/content_client/examples_browser_main_parts.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
@@ skipping 28 matching lines @@
 #if defined(USE_AURA)
   virtual views::NativeWidgetHelperAura* CreateNativeWidgetHelper(
       views::NativeWidgetAura* native_widget) OVERRIDE {
     return new views::DesktopNativeWidgetHelperAura(native_widget);
   }
 #endif
 };
 }  // namespace
 
 ExamplesBrowserMainParts::ExamplesBrowserMainParts(
-    const content::MainFunctionParams& parameters)
-    : BrowserMainParts() {
+    const content::MainFunctionParams& parameters) {
 }
 
 ExamplesBrowserMainParts::~ExamplesBrowserMainParts() {
 }
 
-#if !defined(OS_MACOSX)
-void ExamplesBrowserMainParts::PreMainMessageLoopStart() {
-}
-#endif
-
-int ExamplesBrowserMainParts::PreCreateThreads() {
-  return 0;
-}
-
 void ExamplesBrowserMainParts::PreMainMessageLoopRun() {
   browser_context_.reset(new content::ShellBrowserContext);
 
 #if defined(USE_AURA)
   aura::Env::GetInstance()->SetMonitorManager(new aura::SingleMonitorManager);
   stacking_client_.reset(new aura::DesktopStackingClient);
   gfx::Screen::SetInstance(aura::CreateDesktopScreen());
 #endif
   views_delegate_.reset(new ExamplesViewsDelegate);
 
@@ skipping 16 matching lines @@
   views::AcceleratorHandler accelerator_handler;
   MessageLoopForUI::current()->RunWithDispatcher(&accelerator_handler);
 #else
   MessageLoopForUI::current()->Run();
 #endif
   return true;
 }
 
 }  // namespace examples
 }  // namespace views