Use scoped_ptr::Pass instead of scoped_ptr::PassAs<T>.

net/disk_cache/simple/simple_index_unittest.cc

Index: net/disk_cache/simple/simple_index_unittest.cc
diff --git a/net/disk_cache/simple/simple_index_unittest.cc b/net/disk_cache/simple/simple_index_unittest.cc
index 0bb10d3fe0ffe6c2d608d6d67e9805a01b4dc642..43e99adacc1e4105e6e457eb0cbdc1fc769269c8 100644
--- a/net/disk_cache/simple/simple_index_unittest.cc
+++ b/net/disk_cache/simple/simple_index_unittest.cc
@@ -105,8 +105,8 @@ class SimpleIndexTest  : public testing::Test, public SimpleIndexDelegate {
   virtual void SetUp() override {
     scoped_ptr<MockSimpleIndexFile> index_file(new MockSimpleIndexFile());
     index_file_ = index_file->AsWeakPtr();
-    index_.reset(new SimpleIndex(NULL, this, net::DISK_CACHE,
-                                 index_file.PassAs<SimpleIndexFile>()));
+    index_.reset(
+        new SimpleIndex(NULL, this, net::DISK_CACHE, index_file.Pass()));
 
     index_->Initialize(base::Time());
   }