Move temp file functions to base namespace.

net/spdy/spdy_network_transaction_unittest.cc

Index: net/spdy/spdy_network_transaction_unittest.cc
diff --git a/net/spdy/spdy_network_transaction_unittest.cc b/net/spdy/spdy_network_transaction_unittest.cc
index f58f64bd14d5382ee636fe1397a6424918935c39..bf9fbce45b661e18a8411589be8142cdd8134461 100644
--- a/net/spdy/spdy_network_transaction_unittest.cc
+++ b/net/spdy/spdy_network_transaction_unittest.cc
@@ -438,7 +438,7 @@ class SpdyNetworkTransactionTest
   const HttpRequestInfo& CreateFilePostRequest() {
     if (!google_post_request_initialized_) {
       base::FilePath file_path;
-      CHECK(file_util::CreateTemporaryFileInDir(temp_dir_.path(), &file_path));
+      CHECK(base::CreateTemporaryFileInDir(temp_dir_.path(), &file_path));
       CHECK_EQ(static_cast<int>(kUploadDataSize),
                file_util::WriteFile(file_path, kUploadData, kUploadDataSize));
 
@@ -465,7 +465,7 @@ class SpdyNetworkTransactionTest
       return google_post_request_;
 
     base::FilePath file_path;
-    CHECK(file_util::CreateTemporaryFileInDir(temp_dir_.path(), &file_path));
+    CHECK(base::CreateTemporaryFileInDir(temp_dir_.path(), &file_path));
     CHECK_EQ(static_cast<int>(kUploadDataSize),
              file_util::WriteFile(file_path, kUploadData, kUploadDataSize));
     CHECK(file_util::MakeFileUnreadable(file_path));
@@ -494,7 +494,7 @@ class SpdyNetworkTransactionTest
       CHECK_LT(kFileRangeOffset + kFileRangeLength, kUploadDataSize);
 
       base::FilePath file_path;
-      CHECK(file_util::CreateTemporaryFileInDir(temp_dir_.path(), &file_path));
+      CHECK(base::CreateTemporaryFileInDir(temp_dir_.path(), &file_path));
       CHECK_EQ(static_cast<int>(kUploadDataSize),
                file_util::WriteFile(file_path, kUploadData, kUploadDataSize));