Allow linker initialization of lazy instance

chrome/browser/ui/webui/chrome_url_data_manager_backend.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/webui/chrome_url_data_manager_backend.h"
 
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 65 matching lines @@
 #endif
 #if defined(OS_CHROMEOS) || defined(TOUCH_UI) || defined(USE_AURA)
     insert(chrome::kChromeUICollectedCookiesHost);
     insert(chrome::kChromeUIHttpAuthHost);
     insert(chrome::kChromeUIRepostFormWarningHost);
 #endif
   }
 };
 
 base::LazyInstance<ChromeURLContentSecurityPolicyExceptionSet>
-    g_chrome_url_content_security_policy_exceptions(base::LINKER_INITIALIZED);
+    g_chrome_url_content_security_policy_exceptions = LINKER_ZERO_INITIALIZED;
 
 // Parse a URL into the components used to resolve its request. |source_name|
 // is the hostname and |path| is the remaining portion of the URL.
 void URLToRequest(const GURL& url, std::string* source_name,
                   std::string* path) {
   DCHECK(url.SchemeIs(chrome::kChromeDevToolsScheme) ||
          url.SchemeIs(chrome::kChromeUIScheme));
 
   if (!url.is_valid()) {
     NOTREACHED();
@@ skipping 448 matching lines @@
 
   return new URLRequestChromeJob(request, backend_);
 }
 
 }  // namespace
 
 net::URLRequestJobFactory::ProtocolHandler*
 CreateDevToolsProtocolHandler(ChromeURLDataManagerBackend* backend) {
   return new DevToolsJobFactory(backend);
 }