make ProxyService::CreateSystemProxyConfigService return scoped_ptrs

android_webview/browser/aw_browser_context.cc

Index: android_webview/browser/aw_browser_context.cc
diff --git a/android_webview/browser/aw_browser_context.cc b/android_webview/browser/aw_browser_context.cc
index 70f4ccbb40e06dd23e9b3926f43a886725f2d004..f87a1d3ac56b59e16b0709a10d8745df75c338e0 100644
--- a/android_webview/browser/aw_browser_context.cc
+++ b/android_webview/browser/aw_browser_context.cc
@@ -63,14 +63,13 @@ void DeleteDirRecursively(const base::FilePath& path) {
 
 AwBrowserContext* g_browser_context = NULL;
 
-net::ProxyConfigService* CreateProxyConfigService() {
-  net::ProxyConfigServiceAndroid* config_service =
-      static_cast<net::ProxyConfigServiceAndroid*>(
-          net::ProxyService::CreateSystemProxyConfigService(
-              BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
-              nullptr /* Ignored on Android */ ));
+scoped_ptr<net::ProxyConfigService> CreateProxyConfigService() {
+  scoped_ptr<net::ProxyConfigServiceAndroid> config_service(
+      net::ProxyService::CreateSystemProxyConfigService(
+          BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
+          nullptr /* Ignored on Android */));
   config_service->set_exclude_pac_url(true);
-  return config_service;
+  return config_service.Pass();
 }
 
 bool OverrideBlacklistForURL(const GURL& url, bool* block, int* reason) {
@@ -177,10 +176,8 @@ void AwBrowserContext::PreMainMessageLoopRun() {
     LOG(WARNING) << "Failed to get cache directory for Android WebView. "
                  << "Using app data directory as a fallback.";
   }
-  url_request_context_getter_ =
-      new AwURLRequestContextGetter(
-          cache_path, cookie_store_.get(),
-          make_scoped_ptr(CreateProxyConfigService()).Pass());
+  url_request_context_getter_ = new AwURLRequestContextGetter(
+      cache_path, cookie_store_.get(), CreateProxyConfigService());
 
   data_reduction_proxy_io_data_.reset(
       new data_reduction_proxy::DataReductionProxyIOData(