Move Posix file utils to the base namespace.

content/browser/fileapi/local_file_util_unittest.cc

Index: content/browser/fileapi/local_file_util_unittest.cc
diff --git a/content/browser/fileapi/local_file_util_unittest.cc b/content/browser/fileapi/local_file_util_unittest.cc
index e4d2fb196053be88b2f6a29a86db76cf06945882..fd28035aafe3c1c26603024605baf7688dec38ae 100644
--- a/content/browser/fileapi/local_file_util_unittest.cc
+++ b/content/browser/fileapi/local_file_util_unittest.cc
@@ -138,7 +138,7 @@ TEST_F(LocalFileUtilTest, CreateAndClose) {
       file_util()->Close(context.get(), file_handle));
 }
 
-// file_util::CreateSymbolicLink is only supported on POSIX.
+// base::CreateSymbolicLink is only supported on POSIX.
 #if defined(OS_POSIX)
 TEST_F(LocalFileUtilTest, CreateFailForSymlink) {
   // Create symlink target file.
@@ -153,7 +153,7 @@ TEST_F(LocalFileUtilTest, CreateFailForSymlink) {
   // Create symlink where target must be real file.
   const char *symlink_name = "symlink_file";
   base::FilePath symlink_path = LocalPath(symlink_name);
-  ASSERT_TRUE(file_util::CreateSymbolicLink(target_path, symlink_path));
+  ASSERT_TRUE(base::CreateSymbolicLink(target_path, symlink_path));
   ASSERT_TRUE(FileExists(symlink_name));
 
   // Try to open the symlink file which should fail.