Convert Pass()→std::move() in //net

net/url_request/url_request_context_builder.h

Index: net/url_request/url_request_context_builder.h
diff --git a/net/url_request/url_request_context_builder.h b/net/url_request/url_request_context_builder.h
index 6e8b45ac82e745f2ab29951e8a862b5f8cd3dedf..5b70b4cd149658639d0859ef29b7ea62cb2e966c 100644
--- a/net/url_request/url_request_context_builder.h
+++ b/net/url_request/url_request_context_builder.h
@@ -15,8 +15,8 @@
 #define NET_URL_REQUEST_URL_REQUEST_CONTEXT_BUILDER_H_
 
 #include <stdint.h>
-
 #include <string>
+#include <utility>
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
@@ -110,10 +110,10 @@ class NET_EXPORT URLRequestContextBuilder {
   // set, will be used to construct a ProxyService.
   void set_proxy_config_service(
       scoped_ptr<ProxyConfigService> proxy_config_service) {
-    proxy_config_service_ = proxy_config_service.Pass();
+    proxy_config_service_ = std::move(proxy_config_service);
   }
   void set_proxy_service(scoped_ptr<ProxyService> proxy_service) {
-    proxy_service_ = proxy_service.Pass();
+    proxy_service_ = std::move(proxy_service);
   }
 
   // Call these functions to specify hard-coded Accept-Language
@@ -153,14 +153,14 @@ class NET_EXPORT URLRequestContextBuilder {
 
   // By default host_resolver is constructed with CreateDefaultResolver.
   void set_host_resolver(scoped_ptr<HostResolver> host_resolver) {
-    host_resolver_ = host_resolver.Pass();
+    host_resolver_ = std::move(host_resolver);
   }
 
   // Uses BasicNetworkDelegate by default. Note that calling Build will unset
   // any custom delegate in builder, so this must be called each time before
   // Build is called.
   void set_network_delegate(scoped_ptr<NetworkDelegate> delegate) {
-    network_delegate_ = delegate.Pass();
+    network_delegate_ = std::move(delegate);
   }
 
   // Sets a specific HttpAuthHandlerFactory to be used by the URLRequestContext