Delete CopyRecursiveDirNoCache from test_file_util.

base/test/test_file_util_posix.cc

Index: base/test/test_file_util_posix.cc
diff --git a/base/test/test_file_util_posix.cc b/base/test/test_file_util_posix.cc
index 6be1c82e39d27a6f0d07f1e9eef3504d433253af..ae61b24f9e123e52df44a153433eae66a263e303 100644
--- a/base/test/test_file_util_posix.cc
+++ b/base/test/test_file_util_posix.cc
@@ -78,82 +78,6 @@ bool DieFileDie(const base::FilePath& file, bool recurse) {
   return file_util::Delete(file, recurse);
 }
 
-// Mostly a verbatim copy of CopyDirectory
-bool CopyRecursiveDirNoCache(const base::FilePath& source_dir,
-                             const base::FilePath& dest_dir) {
-  char top_dir[PATH_MAX];
-  if (base::strlcpy(top_dir, source_dir.value().c_str(),
-                    arraysize(top_dir)) >= arraysize(top_dir)) {
-    return false;
-  }
-
-  // This function does not properly handle destinations within the source
-  base::FilePath real_to_path = dest_dir;
-  if (PathExists(real_to_path)) {
-    if (!AbsolutePath(&real_to_path))
-      return false;
-  } else {
-    real_to_path = real_to_path.DirName();
-    if (!AbsolutePath(&real_to_path))
-      return false;
-  }
-  if (real_to_path.value().compare(0, source_dir.value().size(),
-      source_dir.value()) == 0)
-    return false;
-
-  bool success = true;
-  int traverse_type = FileEnumerator::FILES |
-      FileEnumerator::SHOW_SYM_LINKS | FileEnumerator::DIRECTORIES;
-  FileEnumerator traversal(source_dir, true, traverse_type);
-
-  // dest_dir may not exist yet, start the loop with dest_dir
-  FileEnumerator::FindInfo info;
-  base::FilePath current = source_dir;
-  if (stat(source_dir.value().c_str(), &info.stat) < 0) {
-    DLOG(ERROR) << "CopyRecursiveDirNoCache() couldn't stat source directory: "
-                << source_dir.value() << " errno = " << errno;
-    success = false;
-  }
-
-  while (success && !current.empty()) {
-    // |current| is the source path, including source_dir, so paste
-    // the suffix after source_dir onto dest_dir to create the target_path.
-    std::string suffix(&current.value().c_str()[source_dir.value().size()]);
-    // Strip the leading '/' (if any).
-    if (!suffix.empty()) {
-      DCHECK_EQ('/', suffix[0]);
-      suffix.erase(0, 1);
-    }
-    const base::FilePath target_path = dest_dir.Append(suffix);
-
-    if (S_ISDIR(info.stat.st_mode)) {
-      if (mkdir(target_path.value().c_str(), info.stat.st_mode & 01777) != 0 &&
-          errno != EEXIST) {
-        DLOG(ERROR) << "CopyRecursiveDirNoCache() couldn't create directory: "
-                    << target_path.value() << " errno = " << errno;
-        success = false;
-      }
-    } else if (S_ISREG(info.stat.st_mode)) {
-      if (CopyFile(current, target_path)) {
-        success = EvictFileFromSystemCache(target_path);
-        DCHECK(success);
-      } else {
-        DLOG(ERROR) << "CopyRecursiveDirNoCache() couldn't create file: "
-                    << target_path.value();
-        success = false;
-      }
-    } else {
-      DLOG(WARNING) << "CopyRecursiveDirNoCache() skipping non-regular file: "
-                    << current.value();
-    }
-
-    current = traversal.Next();
-    traversal.GetFindInfo(&info);
-  }
-
-  return success;
-}
-
 #if !defined(OS_LINUX) && !defined(OS_MACOSX)
 bool EvictFileFromSystemCache(const base::FilePath& file) {
   // There doesn't seem to be a POSIX way to cool the disk cache.