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

chrome/browser/ui/omnibox/omnibox_navigation_observer.cc

Index: chrome/browser/ui/omnibox/omnibox_navigation_observer.cc
diff --git a/chrome/browser/ui/omnibox/omnibox_navigation_observer.cc b/chrome/browser/ui/omnibox/omnibox_navigation_observer.cc
index 50029406173c543006e3e37fa2132b301f4a7f91..2b6bea4ff7b99b0a62d59e53ff16495e2a2515c8 100644
--- a/chrome/browser/ui/omnibox/omnibox_navigation_observer.cc
+++ b/chrome/browser/ui/omnibox/omnibox_navigation_observer.cc
@@ -63,8 +63,8 @@ OmniboxNavigationObserver::OmniboxNavigationObserver(
       load_state_(LOAD_NOT_SEEN),
       fetch_state_(FETCH_NOT_COMPLETE) {
   if (alternate_nav_match_.destination_url.is_valid()) {
-    fetcher_.reset(net::URLFetcher::Create(alternate_nav_match_.destination_url,
-                                           net::URLFetcher::HEAD, this));
+    fetcher_ = net::URLFetcher::Create(alternate_nav_match_.destination_url,
+                                       net::URLFetcher::HEAD, this);
     fetcher_->SetLoadFlags(net::LOAD_DO_NOT_SAVE_COOKIES);
     fetcher_->SetStopOnRedirect(true);
   }