Adjust URLFetcher::Create API so that object is returned as scoped_ptr.

content/shell/browser/shell_devtools_frontend.cc

Index: content/shell/browser/shell_devtools_frontend.cc
diff --git a/content/shell/browser/shell_devtools_frontend.cc b/content/shell/browser/shell_devtools_frontend.cc
index 82447173966e251bdad486aaaddd13af56abd0c7..3886f2fc5e9565843256a4b7c331ff952d241c27 100644
--- a/content/shell/browser/shell_devtools_frontend.cc
+++ b/content/shell/browser/shell_devtools_frontend.cc
@@ -216,7 +216,7 @@ void ShellDevToolsFrontend::HandleMessageFromDevToolsFrontend(
     }
 
     net::URLFetcher* fetcher =
-        net::URLFetcher::Create(gurl, net::URLFetcher::GET, this);
+        net::URLFetcher::Create(gurl, net::URLFetcher::GET, this).release();
     pending_requests_[fetcher] = request_id;
     fetcher->SetRequestContext(web_contents()->GetBrowserContext()->
         GetRequestContext());