Make gpu black list work again on Linux

extensions/shell/browser/shell_browser_main_parts.cc

 // Copyright 2014 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 "extensions/shell/browser/shell_browser_main_parts.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
@@ skipping 104 matching lines @@
 
 #else
   // Non-Chrome OS platforms are for developer convenience, so use a test IME.
   ui::InitializeInputMethodForTesting();
 #endif
 }
 
 void ShellBrowserMainParts::PreEarlyInitialization() {
 }
 
-int ShellBrowserMainParts::PreCreateThreads() {
+int ShellBrowserMainParts::PreCreateThreadsBegin() {
   // TODO(jamescook): Initialize chromeos::CrosSettings here?
 
   content::ChildProcessSecurityPolicy::GetInstance()->RegisterWebSafeScheme(
       kExtensionScheme);
   content::ChildProcessSecurityPolicy::GetInstance()->RegisterWebSafeScheme(
       kExtensionResourceScheme);
 
   // Return no error.
   return 0;
 }
@@ skipping 146 matching lines @@
 }
 
 void ShellBrowserMainParts::CreateExtensionSystem() {
   DCHECK(browser_context_);
   extension_system_ = static_cast<ShellExtensionSystem*>(
       ExtensionSystem::Get(browser_context_.get()));
   extension_system_->InitForRegularProfile(true);
 }
 
 }  // namespace extensions