Remove implicit conversions from scoped_refptr to T* in chrome/browser/extensions/

chrome/browser/extensions/updater/extension_downloader.cc

Index: chrome/browser/extensions/updater/extension_downloader.cc
diff --git a/chrome/browser/extensions/updater/extension_downloader.cc b/chrome/browser/extensions/updater/extension_downloader.cc
index 58463804bf8bb59cd53896c90f08f51b61e769b3..264e461e535723dd8b85b0cd820ec9789d3d5a6d 100644
--- a/chrome/browser/extensions/updater/extension_downloader.cc
+++ b/chrome/browser/extensions/updater/extension_downloader.cc
@@ -189,7 +189,7 @@ ExtensionDownloader::ExtensionDownloader(
                                    base::Unretained(this))),
       extension_cache_(NULL) {
   DCHECK(delegate_);
-  DCHECK(request_context_);
+  DCHECK(request_context_.get());
 }
 
 ExtensionDownloader::~ExtensionDownloader() {}
@@ -455,7 +455,7 @@ void ExtensionDownloader::CreateManifestFetcher() {
   manifest_fetcher_.reset(net::URLFetcher::Create(
       kManifestFetcherId, manifests_queue_.active_request()->full_url(),
       net::URLFetcher::GET, this));
-  manifest_fetcher_->SetRequestContext(request_context_);
+  manifest_fetcher_->SetRequestContext(request_context_.get());
   manifest_fetcher_->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
                                   net::LOAD_DO_NOT_SAVE_COOKIES |
                                   net::LOAD_DISABLE_CACHE);
@@ -725,7 +725,7 @@ void ExtensionDownloader::CreateExtensionFetcher() {
   const ExtensionFetch* fetch = extensions_queue_.active_request();
   extension_fetcher_.reset(net::URLFetcher::Create(
       kExtensionFetcherId, fetch->url, net::URLFetcher::GET, this));
-  extension_fetcher_->SetRequestContext(request_context_);
+  extension_fetcher_->SetRequestContext(request_context_.get());
   extension_fetcher_->SetAutomaticallyRetryOnNetworkChanges(3);
 
   int load_flags = net::LOAD_DISABLE_CACHE;